IP Library › Granted Patent US 11,038,255
Granted Patent B2
US 11,038,255 · App. 16/870,237 · Granted Jun 15, 2021

Mobile terminal

Inventors: Dongjin Kim (Seoul, KR); Yunmo Kang (Seoul, KR); Youngbae Kwon (Seoul, KR); Yeomin Youn (Seoul, KR); Jihun Ha (Seoul, KR)
Assignee: LG ELECTRONICS INC.
H01Q1/242H01Q1/243H01Q9/42H01Q13/10H01Q21/28H01Q21/30H04B1/401H04M1/0202H04M1/026H04M1/0266
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Quick Facts
Patent No.
US 11,038,255
App. No.
16/870,237
Granted
Jun 15, 2021
Kind
B2
Abstract

A mobile terminal is provided including a display unit; a middle frame including a supporting unit that supports a rear surface of the display unit with a side portion around the supporting portion; a main board at a rear surface of the middle frame including a ground; a first wireless communication unit in the main board to transceive a first signal; a second wireless communication unit in the main board to transceive a second signal; and a rear case covering a rear surface of the main board, where the side portion includes a plurality of conductive members with ends divided into slits and the plurality of the conductive members includes a common antenna electrically connectable with the first and second wireless communication units to receive the first and second signals such that the mobile terminal receives different signals with antennas for LTE and 5G communication arranged in a limited space.

Claims (59)

1. A mobile terminal comprising:

a display unit configured to display information;

a middle frame comprising a supporting portion and a side portion provided around the supporting portion to define a lateral external, wherein the supporting portion supports a rear surface of the display unit and the side portion has two short side and two long sides longer than the two short sides;

a main board provided at a rear surface of the middle frame and comprising a ground;

a wireless communication unit including a first wireless communication unit configured to transceive a first signal(NR) and a second wireless communication unit configured to transceive a second signal(LTE); and

a rear case covering a rear surface of the main board,

wherein the side portion comprises a plurality of slits forming a plurality of conductive members,

wherein the plurality of slits comprise a first slit formed at one of the two short sides, a second and a third slit formed at the other of the two short sides, and forth slit formed at one of the two long side,

wherein the plurality of the conductive members comprise a first antenna (Ant6) and a second antenna (Ant7),

wherein the first antenna (Ant 6) is disposed between a first slit and a fourth slit,

wherein the second antenna (Ant 7) is disposed between the second slit and a third slit,

wherein each of the first antenna (Ant 6) and the second antenna (Ant 7) are electrically connected to the first wireless communication unit and the second wireless communication unit,

wherein each of the first antenna (Ant 6) and the second antenna (Ant 7) are configured to simultaneously receive both the first signal (NR) and the second signal (LTE),

wherein the first antenna (Ant6) and the second antenna (Ant7) are MIMO (multiple-input and multiple-output) antennas to receive the first signal (NR), and

wherein the first antenna (Ant6) and the second antenna (Ant7) are MIMO (multiple-input and multiple-output) antennas to receive the second signal (LTE).

2. The mobile terminal of claim 1 , wherein one of the first antenna (Ant6) and the second antenna (Ant7) further configured to transmit the second signal (LTE).

3. The mobile terminal of claim 1 , wherein the conductive member further comprises a third antenna (Ant2) provided in a one of the short sides of the side portion, the third antenna electrically connected to the first wireless communication unit and configured to receive and transmit a first signal (NR).

4. The mobile terminal of claim 3 , further comprising a cap sensor electrically connected to the third antenna (Ant2).

5. The mobile terminal of claim 4 , further comprising:

a Radio Frequency (RF) block between the cap sensor and the third antenna (Ant2) and configured to cut off an RF signal applied to the cap sensor.

6. The mobile terminal of claim 4 , wherein the cap sensor is connected to the third antenna (Ant2) via a direct connecting method to directly connect a signal line connected to the cap sensor with the third antenna (Ant2), a coupling connecting method to arrange the signal line near the third antenna (Ant2), a connecting method configured to connect the cap sensor with a feeding line connected with the wireless communication unit or an indirect connecting method to connect the cap sensor to a branch pattern connected to the third antenna (Ant2).

7. The mobile terminal of claim 3 , further comprising:

a feeding line connecting the third antenna to the first wireless communication unit, and

a branch pattern connected to either the feeding line or the third antenna,

wherein the third antenna comprises a plurality of resonance frequencies, and

wherein the feeding line is connected to the third antenna via a coupling method.

8. The mobile terminal of claim 1 ,

wherein the conductive member further comprises a fourth antenna (Ant1) provided at one of the long sides of the side portion,

wherein the fourth antenna (Ant1) has:

a first point connected to the supporting portion,

a second point connected to the supporting portion or the ground at a second point;

a third point connected to the first wireless communication unit between the first point and the second point such that the fourth antenna receives the first signal;

a length between the first point and the second point is one half a wavelength of the first signal.

9. The mobile terminal of claim 1 , wherein the wireless communication unit includes a chipset loaded on the main board and the chipset having the first communication unit and the second communication unit.

10. The mobile terminal of claim 1 , wherein:

the first signal has a frequency between 2.5 GHz and 6 GHz; and

the second signal has a frequency band of 2.7 GHz or less.

11. The mobile terminal of claim 1 , further comprising an array antenna receives a mmWave signal, the array antenna not overlap the at least one first antenna and the second antenna.

12. A mobile terminal comprising:

a wireless communication unit including a first wireless communication unit configured to transceive a first signal (NR) and a second wireless communication unit ( 110 b ) configured to transceive a second signal (LTE); and

a first antenna (Ant6) and a second antenna (Ant7) electrically connected to the first wireless communication unit and the second wireless communication unit and

wherein the first antenna (Ant 6) and the second antenna (Ant 7) are configured to simultaneously receive the first signal (NR) and the second signal (LTE).

13. The mobile terminal of claim 12 , further comprising:

a middle frame comprising a supporting portion and a side portion provided around the supporting portion and including two short sides and two long sides longer than the two short sides;

wherein the first antenna (Ant 6) is disposed at a corner where one of the long sides, and one of the short sides meet, and

wherein the second antenna (Ant 7) is disposed at a one of the short sides.

14. The mobile terminal of claim 13 , further comprising:

wherein the side portion comprises a plurality of slits forming a plurality of conductive members,

wherein the plurality of the conductive members comprises a first antenna (Ant6) and a second antenna (Ant7).

15. The mobile terminal of claim 14 , further comprising:

wherein the plurality of slits comprise a first slit formed at one of the two short sides, a second and a third slit formed at the other of the two short sides, and forth slit formed at one of the two long side,

wherein the first antenna (Ant 6) is disposed between a first slit and a fourth slit

wherein the second antenna (Ant 7) is disposed between the second slit and a third slit.

16. The mobile terminal of claim 12 , wherein the wireless communication unit includes a chipset loaded on the main board and the chipset having the first communication unit and the second communication unit.

17. The mobile terminal of claim 12 , wherein:

the first signal has a frequency between 2.5 GHz and 6 GHz; and

the second signal has a frequency band of 2.7 GHz or less.

18. The mobile terminal of claim 12 , wherein the first antenna and the second antenna are multiple-input and multiple-output MIMO antennas to receive the first signal (NR).

19. The mobile terminal of claim 12 , wherein the first antenna (Ant6) and the second antenna (Ant7) are MIMO (multiple-input and multiple-output) antennas to receive the second signal (LTE).

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 8, 2020
From: KIM, DONGJIN; KANG, YUNMO; KWON, YOUNGBAE; YOUN, YEOMIN; HA, JIHUN
To: LG ELECTRONICS INC.
Reel/Frame 052616/0887 →
Priority Claims (1)
KR 10-2018-0051313 · May 3, 2018 · national
Continuity (4)
Continuation 16530760 · Aug 2, 2019
Continuation 16020925 · Jun 27, 2018
Provisional Application 62653548 · Apr 5, 2018
Related Publication 20200274228A1 · Aug 27, 2020
Cited By (2)
US 12,633,486 US 12,646,824