Patent Assignment
Reel/Frame 018757/0757
Assignment of Assignor's Interest
Recorded: 2006-12-21
Pages: 9
Assignor
OKI ELECTRIC INDUSTRY CO., LTD.
Executed: 2006-06-27
Assignee
CANON KABUSHIKI KAISHA
30-2, 3-CHOME, SHIMOMARUKO, OHTA-KU, TOKYO, JAPAN
Covered Properties
(151)
Adaptively Coded Data Communication System with Half Duplex and/or Full Duplex Function
Patent:
4,701,923 →
Application:
06/818,825 →
Data Communication System with Block Synchronization Data in Mobile Radio
Patent:
4,694,473 →
Application:
06/833,716 →
Mobile Radio Unit in Cellular Wide Range Mobile Communication System
Patent:
4,742,560 →
Application:
06/839,867 →
Error Control Encoding System
Patent:
4,720,829 →
Application:
06/848,112 →
Adaptive Digital Filter
Patent:
4,779,225 →
Application:
07/011,050 →
Block Synchronization Data Communication Unit in Mobile Radio
Patent:
4,823,362 →
Application:
07/066,737 →
Brief Case with a Portable Wireless Telephone
Patent:
4,790,417 →
Application:
07/071,966 →
Line Switching Control System for Mobile Communication
Patent:
4,823,373 →
Application:
07/109,021 →
Output Power Control Circuit for a Mobile Radio Apparatus
Patent:
4,870,698 →
Application:
07/113,115 →
Apparatus for Judging Quality of Mobile Data Communication
Patent:
4,890,332 →
Application:
07/223,117 →
Brief Case with a Portable Wireless Telephone
Patent:
4,840,258 →
Application:
07/245,393 →
A Radiotelephone System Adapted to Read a Credit Card
Patent:
4,845,740 →
Application:
07/279,786 →
Method and Apparatus for Notifying Completion of Data Communication for Mobile Radio Telephone
Patent:
5,046,187 →
Application:
07/305,106 →
Adaptive Signal Discrimination Circuit and a Method for Discriminating High and Low Level of Data Signals
Patent:
4,939,750 →
Application:
07/323,382 →
Space Diversity System Switching Transmission
Patent:
5,203,018 →
Application:
07/544,514 →
Mobile Facsimile Telecommunications System Capable of Automatically Off-Hooking a Facsimile Device
Patent:
5,263,078 →
Application:
07/648,154 →
Telephone Apparatus for Radio Communication with an Adaptor
Patent:
5,142,573 →
Application:
07/650,204 →
Power Amplifying Apparatus for Wireless Transmitter
Patent:
5,126,688 →
Application:
07/672,414 →
Qpsk Power Amplifier Distortion Correction System
Patent:
5,247,542 →
Application:
07/682,235 →
Radio Receiver for Data Communication
Patent:
5,230,095 →
Application:
07/687,688 →
Linear Amplifier Circuit
Patent:
5,138,274 →
Application:
07/707,455 →
Power Amplifier System for Radio Transmitter and Method for Using the Same
Patent:
5,144,258 →
Application:
07/729,601 →
Power Amplifying Apparatus for Wireless Transmitter
Patent:
5,182,527 →
Application:
07/744,393 →
Transmission Channel Characteristic Equalizer
Patent:
5,303,263 →
Application:
07/904,337 →
Code-Division Multiple-Access Demodulator with Improved Interference Cancelation
Patent:
5,394,434 →
Application:
08/141,665 →
Receiver for a Digital Communication System
Patent:
5,602,881 →
Application:
08/167,967 →
Apparatus and Method for Estimating Maximum Likelhood Sequence Using Optimum Sampling Phase
Patent:
5,533,066 →
Application:
08/190,107 →
Device for and Method of Counting Bit Errors and Device for and Method of Identifying Signals
Patent:
5,581,577 →
Application:
08/196,258 →
Mobile Communication System and Transmission Power Control Method for a Base Station Therein
Patent:
5,455,967 →
Application:
08/205,586 →
Dual-Function Double Balanced Mixer Circuit
Patent:
5,893,030 →
Application:
08/249,261 →
Antenna Switching Circuit Employing Fets for Reduced Power Consumption
Patent:
5,475,875 →
Application:
08/258,633 →
Code-Division Multiple-Access Communication System Providing Enhanced Capacity Within Limited Bandwidth
Patent:
5,442,662 →
Application:
08/261,915 →
Adaptive Maximum Likelihood Sequence Estimator
Patent:
5,479,419 →
Application:
08/266,771 →
Real-Time Convolutional Decoder with Block Synchronizing Function
Patent:
5,422,894 →
Application:
08/267,593 →
Block-Spreading Code-Division Multiple-Access Demodulator with Improved Interference Cancellation
Patent:
5,463,660 →
Application:
08/283,172 →
Code-Division Multiple-Access Receiver with Sequential Interference-Canceling Architecture
Patent:
5,579,304 →
Application:
08/397,676 →
Code-Division Multiple-Access System with Improved Utilization of Upstream and Downstream Channels
Patent:
5,533,012 →
Application:
08/401,451 →
Mobile Radio Communication System
Patent:
5,694,429 →
Application:
08/426,253 →
Spread Code Generation Device for Spread Spectrum Communication
Patent:
5,631,922 →
Application:
08/426,254 →
Method of Controlling Synchronization Signal Power in a Communication System
Patent:
5,715,521 →
Application:
08/426,528 →
Saturation Prevention System for Radio Telephone with Open and Closed Loop Power Control Systems
Patent:
5,689,815 →
Application:
08/434,650 →
Portable Electronic Device and Method for Supplying Current to Different Loads
Patent:
5,701,597 →
Application:
08/436,921 →
Linear Receiver Having Dual Automatic Gain Control Loops
Patent:
5,722,062 →
Application:
08/456,342 →
Clock Recovery Circuit with Reduced Jitter
Patent:
5,654,987 →
Application:
08/457,440 →
Frequency-Shift-Keying Detector Using Digital Circuits
Patent:
5,539,355 →
Application:
08/460,653 →
Hand-Over Method for Mobile Communication
Patent:
5,677,908 →
Application:
08/466,196 →
Dual-Function Double Balanced Mixer Circuit
Patent:
5,649,288 →
Application:
08/468,019 →
Viterbi Decoding Method and Circuit with Accelerated Back-Tracing and Efficient Path Metric Calculation
Patent:
5,946,361 →
Application:
08/489,933 →
Digital Operational Circuit with Pathmetrics Calculating Steps Simplified
Patent:
5,648,921 →
Application:
08/495,271 →
Soft Decision Estimation Unit and Maximum-Likelihood Sequence Estimation Unit
Patent:
6,302,576 →
Application:
08/495,456 →
Power Control Circuit for Use with Transmitter
Patent:
5,606,285 →
Application:
08/505,815 →
Coherent Psk Detector Not Requiring Carrier Recovery
Patent:
5,574,399 →
Application:
08/544,977 →
Communication System Capable of Using a Plurality of Subscriber Identity Media Sharing a Single Subscriber Identity Information
Patent:
5,765,105 →
Application:
08/554,824 →
Dual Mode Transmitter
Patent:
5,771,442 →
Application:
08/556,001 →
Antenna with Fixed and Movable Elenents
Patent:
5,818,392 →
Application:
08/557,808 →
Data Receiver for Receiving Code Signals Having a Variable Data Rate
Patent:
5,689,511 →
Application:
08/579,325 →
Frame Synchronization Apparatus
Patent:
5,680,421 →
Application:
08/604,832 →
Maximum Likelihood Sequence Estimator and Maximum Likelihood Sequence Estimating Method
Patent:
5,867,531 →
Application:
08/604,833 →
Power Correction Method and Circuit
Patent:
5,714,908 →
Application:
08/607,245 →
Spreading Code Generator and Cdma Communication System
Patent:
5,920,591 →
Application:
08/679,925 →
Viterbi Decoding Method and Apparatus with Balance Among Memory and Processing Requirements
Patent:
5,787,127 →
Application:
08/684,103 →
Peak Correlation Timing Recovery Circuit and Receiving Apparatus
Patent:
5,761,211 →
Application:
08/689,021 →
Method and Apparatus for Distinguishing Control Channel from Traffic Channels
Patent:
5,770,927 →
Application:
08/689,501 →
Data Rate Estimating Device
Patent:
5,978,428 →
Application:
08/701,481 →
Method and Device for Signal Decision, Receiver and Channel Condition Estimating Method for a Coding Communication System
Patent:
5,907,586 →
Application:
08/704,475 →
Data Receiver with Symbol Rate Discrimination and Statistical Analysis Functions
Patent:
5,883,923 →
Application:
08/712,412 →
Wireless Telephone for Cellular Telephone System
Patent:
5,835,863 →
Application:
08/735,559 →
Receiver for a Digital Communication System
Patent:
5,751,776 →
Application:
08/736,767 →
Output Power Control Device
Patent:
5,832,373 →
Application:
08/750,268 →
Angular Modulator with a Phase Variation Divided and Integrated
Patent:
5,751,198 →
Application:
08/755,016 →
Hysteresis-Free Anti-Saturation Circuit
Patent:
5,862,465 →
Application:
08/774,784 →
Automatic-Gain-Control Circuit Compensating for Changes in Gain Control Characteristics
Patent:
5,812,025 →
Application:
08/784,257 →
Viterbi Decoding Method and Viterbi Decoding Circuit
Patent:
5,887,007 →
Application:
08/799,826 →
Decoder with an Error Control Adaptively Applied on the Basis of the Estimated Position of a Slot in a Frame
Patent:
5,901,160 →
Application:
08/806,615 →
Intermittent Transmission Control System
Patent:
5,987,020 →
Application:
08/818,996 →
Cdma Transmitter Having a Variable Gain Circuit Inserted Between a Transmitter Mixer and a Transmitter Antenna
Patent:
6,041,081 →
Application:
08/820,994 →
Receiver and Transmitter-Receiver
Patent:
5,974,040 →
Application:
08/821,306 →
Mobile Communication System
Patent:
6,061,338 →
Application:
08/823,994 →
Digital-Analog Shared Circuit in Dual Mode Radio Equipment
Patent:
5,844,868 →
Application:
08/824,794 →
Stm-N Signal Error Correction Coding System and Method
Patent:
5,930,273 →
Application:
08/834,106 →
High Frequency Receiving Circuit for Mobile Communication Apparatus
Patent:
6,112,070 →
Application:
08/837,095 →
Adaptive Equalizer for Controlling a Step Size in Proportion to an Estimated Delay of Received Signals
Patent:
6,021,161 →
Application:
08/840,638 →
Bit Error Counting Method and Counting Technical Field
Patent:
5,838,697 →
Application:
08/848,236 →
Idle Current Correcting Circuit and Low Voltage Drive Type Electronic Appliance
Patent:
5,949,159 →
Application:
08/872,061 →
Error Correcting Encoder, Error Correcting Decoder, and Communication System
Patent:
5,923,679 →
Application:
08/877,327 →
Cdma Communications System Using Multiplexed Signaling Data Lines
Patent:
5,850,394 →
Application:
08/880,245 →
Means for Predicting Fading State in Radio Communication System
Patent:
6,011,956 →
Application:
08/934,591 →
Internal Wrap Test Circuit in Radio Equipment and Test Method Thereof
Patent:
5,946,606 →
Application:
08/944,406 →
Frequency Control Method and Circuit Employing Both Reference Symbols and Information Symbols
Patent:
6,044,119 →
Application:
08/946,252 →
Mobile Communication System for Accomplishing Handover with Phase Difference of Frame Sync Signals Corrected
Patent:
6,259,683 →
Application:
08/956,125 →
Method of and Apparatus for Selecting a Channel in a Base Station by Determining the Field Intensity of Radiowaves Received
Patent:
6,131,038 →
Application:
08/958,931 →
Demodulator Using Limiter Amplifier Rssi Output as Baseband Signal
Patent:
5,936,462 →
Application:
08/968,113 →
Transmission Power Control Apparatus for a Cdma System
Patent:
6,347,083 →
Application:
09/027,735 →
Mobile Communication System
Patent:
6,282,174 →
Application:
09/029,373 →
Wireless Repeating Method and Wireless Repeating Unit
Patent:
6,115,369 →
Application:
09/037,027 →
Communication System, Transmitter and Receiver
Patent:
6,137,825 →
Application:
09/041,108 →
Digital Mobile Communication System
Patent:
6,195,549 →
Application:
09/044,010 →
Method of Controlling Received Signal Level
Patent:
6,078,797 →
Application:
09/050,892 →
Data Receiver with Symbol Rate Discrimination and Statistical Analysis Functions
Patent:
6,038,253 →
Application:
09/052,130 →
Variable Rate Cdma Transmitter-Receiver and Transmission Method
Patent:
6,272,123 →
Application:
09/055,401 →
Angular Modulator with a Phase Variation Divided and Integrated
Patent:
5,905,413 →
Application:
09/069,837 →
Viterbi Decoder
Patent:
6,304,617 →
Application:
09/089,696 →
Method and System of Cdma Communication
Patent:
6,339,588 →
Application:
09/093,387 →
Viterbi Decoding Method and Device Thereof
Patent:
6,199,191 →
Application:
09/095,761 →
Cellular Mobile Telecommunications System for Controlling a Hand-Off by a Mobile Station
Patent:
6,256,501 →
Application:
09/107,124 →
Frequency Modulation Method and Frequency Modulated Signal Transmitter
Patent:
6,208,845 →
Application:
09/112,196 →
Synthesizer Having a Voltage Controlled Oscillator with Tuning Offset and Output Tuning Controlled
Patent:
6,140,851 →
Application:
09/161,737 →
Spread Spectrum Transmitter, Spread Spectrum Receiver, and Spread Spectrum Communications System
Patent:
6,163,566 →
Application:
09/165,159 →
Transmission Power Control Method
Patent:
6,389,296 →
Application:
09/166,847 →
Spread-Spectrum Communication Apparatus with Adaptive Frame Configuration
Patent:
6,452,936 →
Application:
09/170,116 →
Wireless Communication Method and Apparatus with Power-Control Channel
Patent:
6,611,508 →
Application:
09/181,750 →
Correlation Value Calculator for Use in a Mobile Communication System
Patent:
6,553,059 →
Application:
09/189,938 →
Adaptive Downlink Transmission Power Control Arbiter
Wireless Transmitter with Power Control Based on Data Type
Patent:
6,707,806 →
Application:
09/195,658 →
Channel Scanning Method for Portable Terminal Devices
Patent:
6,393,006 →
Application:
09/196,143 →
Radio Communication System, Transmitter and Receiver Therefor
Patent:
6,424,689 →
Application:
09/198,360 →
Detection Circuit of Tone Signal
Patent:
6,415,139 →
Application:
09/198,379 →
System for Communication Between Sub-Transmission Units Under Control of Main Transmission Unit
Patent:
6,459,691 →
Application:
09/200,962 →
Speech Transmission and Reception System for Digital Communication
Patent:
6,185,526 →
Application:
09/201,160 →
Radio Communication Device and Mobile Communication System
Patent:
6,154,454 →
Application:
09/205,385 →
Phase Synchronization Circuit with Units for Setting Sweep Frequency and Control Voltage
Patent:
6,201,447 →
Application:
09/220,754 →
Automatic Redialing Method for a Mobile Communication Network and a Mobile Communication System
Patent:
6,477,364 →
Application:
09/224,301 →
Transmission Power Controller
Patent:
6,418,321 →
Application:
09/225,300 →
Radio Receiver Having Compensation for Direct Current Offset
Patent:
6,308,057 →
Application:
09/232,013 →
Radio Communication Apparatus and Mobile Radio Communication System
Patent:
6,580,713 →
Application:
09/236,457 →
Method for Detecting Full Charge State of Battery
Patent:
6,311,080 →
Application:
09/236,625 →
System and Method for Estimating Location of Mobile Station
Patent:
6,477,380 →
Application:
09/237,794 →
Noise Eliminated Digital Wireless Transceiver Apparatus
Patent:
6,430,217 →
Application:
09/247,076 →
Method and Apparatus for Sir Measurement
Patent:
6,438,362 →
Application:
09/252,683 →
Multiplexing Communication System
Patent:
6,865,168 →
Application:
09/257,917 →
Interruption Processing Circuit for Receiving and Storing Data Associated with an Event
Patent:
6,397,272 →
Application:
09/260,064 →
Interleaving Apparatus
Patent:
6,282,677 →
Application:
09/280,544 →
Velocity-Based Method of Controlling Registration in Mobile Communication Systems
Patent:
6,330,446 →
Application:
09/288,105 →
Convolutional Coder and Viterbi Decoder
Patent:
6,411,663 →
Application:
09/291,068 →
Method and Device for Decoding Manchester Encoded Data
Patent:
6,370,212 →
Application:
09/305,303 →
Mobile Communication Receiver with Asymmetric Muting Control
Patent:
6,385,440 →
Application:
09/310,570 →
Spreading Code Synchronization Circuit and Method
Patent:
6,377,614 →
Application:
09/310,985 →
M-Sequence Generator and Pn Code Generator with Mask Table for Obtaining Arbitrary Phase Shift
Patent:
6,339,781 →
Application:
09/312,854 →
Synchronization Acquiring Method Synchronization Acquiring Apparatus
Patent:
6,546,064 →
Application:
09/323,957 →
Speech Coding Rate Selector and Speech Coding Apparatus
Patent:
6,360,199 →
Application:
09/327,631 →
Method of Mobile Telecommunications
Patent:
6,651,211 →
Application:
09/332,530 →
Method of and Apparatus for Estimating the Characteristics of a Radio Channel on Which a Pilot Channel Partially Defective Is Conveyed
Patent:
6,459,884 →
Application:
09/357,857 →
Portable Radio Unit for Use in Mobile Telephone System and Control Method Thereof
Patent:
6,567,384 →
Application:
09/434,486 →
Data demodulator for correcting bit errors
Patent:
6,243,429 →
Application:
09/526,489 →
Method and device for synchronizing coded signals
Patent:
6,307,594 →
Application:
09/551,895 →
Radio Communication System
Demodulator Device and Demodulation Method
Receiver for Spectrum Spreading Communication System
Mobile Communication System for Accomplishing Handover with Phase Difference of Frame Sync Signals Corrected
Transmission Power Control Method
Speech Coding Apparatus
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 14, 1986
From: FUKASAWA, ATSUSHI; SATO, TAKURO; AKIYAMA, HARUHIKO; KAWABE, MANABU
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004506/0995 →
Assignment of Assignors Interest.
Feb 27, 1986
From: ETOH, HIROSHI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004522/0932 →
Assignment of Assignors Interest.
Mar 14, 1986
From: ARAI, KANJI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004528/0579 →
Assignment of Assignors Interest.
Apr 4, 1986
From: FUKASAWA, ATSUSHI; SATO, TAKURO; AKIYAMA, HARUHIKO; KAWABE, MANABU
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004535/0733 →
Assignment of Assignors Interest.
Oct 16, 1987
From: TAKAHASHI, CHUSEI; AMAKASU, TADASHI; ETOH, HIROSHI
To: OKI ELECTRIC INDUSTRY CO., LTD., 7-12, TORANOMON 1-CHOME, MINATO-KU, TOKYO, JAPAN
Reel/Frame 004800/0675 →
Assignment of Assignors Interest.
Mar 8, 1988
From: ETOH, HIROSHI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004837/0124 →
Assignment of Assignors Interest.
Jun 27, 1988
From: TAKAHASHI, CHUSEI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 004925/0281 →
Assignment of Assignors Interest.
Feb 21, 1989
From: TAKAHASHI, CHUSEI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 005218/0124 →
Assignment of Assignors Interest.
Mar 14, 1989
From: NAKAMURA, SEIZO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 005054/0433 →
Assignment of Assignors Interest.
Jun 27, 1990
From: HIROSE, TOSHIYUKI
To: OKI ELECTRIC INDUSTRY CO. LTD.
Reel/Frame 005351/0982 →
Assignment of Assignors Interest.
Jan 30, 1991
From: TAKAHASHI, CHUSEI; ETOH, HIROSHI
To: OKI ELECTRIC INDUSTRY CO., LTD., A CORP. OF JAPAN
Reel/Frame 005590/0365 →
Assignment of Assignors Interest.
Feb 4, 1991
From: UMEZAWA, MASAAKI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 005606/0061 →
Assignment of Assignors Interest.
Mar 20, 1991
From: NAKANISHI, EIICHI; ONODERA, TETSUO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 005649/0478 →
Assignment of Assignors Interest.
Apr 9, 1991
From: ONODERA, TETSUO; NAKANISHI, EIICHI
To: OKI ELECTRIC INDUSTRY CO., LTD., 7-12, TORANOMON 1-CHOME, MINATOKU, TOKYO, JAPAN
Reel/Frame 005671/0600 →
Assignment of Assignors Interest.
Apr 19, 1991
From: ONODERA, TETSUO; WATANABE, KAZUHIDE
To: OKI ELECTRIC INDUSTRY CO., LTD., 7-12, TORANOMON 1-CHOME, MINATO-KU, TOKYO, JAPAN
Reel/Frame 005683/0165 →
Assignment of Assignors Interest.
May 30, 1991
From: NAKANISHI, EIICHI; ONODERA, TETSUO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 005727/0295 →
Assignment of Assignors Interest.
Jul 15, 1991
From: NAKANISHI, EIICHI; ONODERA, TETSUO; AKIYAMA, HARUHIKO
To: OKI ELECTRIC INDUSTRY CO., LTD. A CORP. OF JAPAN
Reel/Frame 005778/0048 →
Assignment of Assignors Interest.
Jun 24, 1992
From: SHOJI, YASUO; SHIINO, HARUHIRO; YAMAGUCHI, NORIO; ABE, MASAMI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 006178/0619 →
Assignment of Assignor's Interest
Dec 3, 1993
From: KAWABE, MANABU; SATO, TAKURO; KATO, TOSHIO; KAWAHASHI, AKIYOSHI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 006832/0086 →
Assignment of Assignor's Interest
Jun 21, 2006
From: TOMIKAWA, ARIFUMI; YASUKAWA, NIHIKO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 017820/0731 →
Assignment of Assignor's Interest
Jun 22, 2006
From: NAKANISHI, EIICHI; ONODERA, TETSUO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 017830/0481 →
Assignment of Assignor's Interest
Dec 20, 2006
From: FUKASAWA, ATSUSHI; HOSODA, KENICHIRO; MIYAMOTO, RYOICHI; ANDO, HIROMI
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 018679/0429 →
Assignment of Assignor's Interest
Dec 21, 2006
From: TOKUYAMA, KATSUMI; ARAI, KANJI; ISHIKAWA, TAKUJI; AKIYAMA, HARUHIKO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 018679/0472 →
Assignment of Assignor's Interest
Dec 21, 2006
From: TOMIKAWA, ARIFUMI; YASUKAWA, NIHIKO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 018679/0470 →
Assignment of Assignor's Interest
Dec 22, 2006
From: NAKANISHI, EIICHI; ONODERA, TETSUO
To: OKI ELECTRIC INDUSTRY CO., LTD.
Reel/Frame 018679/0724 →