Method and device for narrow band communication in UE and base station
View Patent ↗The present disclosure discloses a scheduling method and device. AUE receives a first signaling firstly and transmits a wireless signal on a target time frequency resource. The first signaling indicates a first time frequency resource, and the first time frequency resource includes a second time frequency resource. The target time frequency resource includes a time frequency resource of the first time frequency resource except the second time frequency resource. The target and the second time frequency resources are orthogonal. The first time frequency resource includes T1 sub frames in a time domain, and includes P1 sub carriers in a frequency domain. The second time frequency resource includes T2 sub frames of T1 sub frames and P1 sub carriers in a time domain. T1 and P1 are a positive integer, T2 is smaller than T1. A position of the second time frequency resource in the first time frequency resource is fixed.
1. A method for supporting a narrow band communication in a UE, comprising:
receiving a first signaling; and
transmitting a wireless signal on a target time frequency resource;
wherein the first signaling indicates a first time frequency resource, the first time frequency resource comprises a second time frequency resource, the target time frequency resource comprises a time frequency resource of the first time frequency resource except the second time frequency resource, the target time frequency resource and the second time frequency resource are orthogonal with respect to time such that the target time frequency resource and the second time frequency resource do not overlap each other in time, the first time frequency resource comprises T1 sub frames in a time domain, and comprises P1 sub carriers in a frequency domain, the second time frequency resource comprises T2 sub frames out of the T1 sub frames in a time domain, the second time frequency resource comprises the P1 sub carriers in a time domain, the T1 and the P1 are a positive integer respectively, the T2 is smaller than the T1, and a position of the second time frequency resource in the first time frequency resource is fixed.
2. The method according to claim 1 , wherein the first time frequency resource occupies an entire narrow band in a given time window and occupies an entire time window in a time domain, the second time frequency resource occupies the entire narrow band in the given time window, and a bandwidth of the narrow band does not exceed 180 kHz.
3. The method according to claim 1 , wherein the first signaling is a physical layer signaling, the first signaling comprises the scheduling information of the wireless signal, the first signaling indicates that the target time frequency resource does not comprise the second time frequency resource and the wireless signal adopts a rate matching scheme to avoid occupying the second time frequency resource.
4. The method according to claim 1 , wherein the first signaling is a DCI used for uplink grant, and a transmission channel corresponding to the wireless signal is UL-SCH.
5. A method for supporting a narrow band communication in a base station, comprising:
transmitting a first signaling; and
receiving a wireless signal on a target time frequency resource;
wherein the first signaling indicates a first time frequency resource, the first time frequency resource comprises a second time frequency resource, the target time frequency resource comprises a time frequency resource of the first time frequency resource except the second time frequency resource, the target time frequency resource and the second time frequency resource are orthogonal with respect to time such that the target time frequency resource and the second time frequency resource do not overlap each other in time, the first time frequency resource comprises T1 sub frames in a time domain, and comprises P1 sub carriers in a frequency domain, the second time frequency resource comprises T2 sub frames out of the T1 sub frames in a time domain, the second time frequency resource comprises the P1 sub carriers in a time domain, the T1 and the P1 are a positive integer respectively, the T2 is smaller than the T1, and a position of the second time frequency resource in the first time frequency resource is fixed.
6. The method according to claim 5 , wherein the first time frequency resource occupies an entire narrow band in a given time window and occupies an entire time window in a time domain, the second time frequency resource occupies the entire narrow band in the given time window, and a bandwidth of the narrow band does not exceed 180 kHz.
7. The method according to claim 5 , wherein the first signaling is a physical layer signaling, the first signaling comprises the scheduling information of the wireless signal, the first signaling indicates that the target time frequency resource does not comprise the second time frequency resource and the wireless signal adopts a rate matching scheme to avoid occupying the second time frequency resource.
8. The method according to claim 5 , wherein the first signaling is a DCI used for uplink grant, and a transmission channel corresponding to the wireless signal is UL-SCH.
9. A user equipment for supporting a narrow band communication, comprising:
a first receiver configured to receive a first signaling, the first receiver including one or more of hardware and instructions stored in computer-readable storage media; and
a second transmitter configured to transmit a wireless signal on a target time frequency resource, the second transmitter including one or more of hardware and instructions stored in computer-readable storage media;
wherein the first signaling indicates a first time frequency resource, the first time frequency resource comprises a second time frequency resource, the target time frequency resource comprises a time frequency resource of the first time frequency resource except the second time frequency resource, the target time frequency resource and the second time frequency resource are orthogonal with respect to time such that the target time frequency resource and the second time frequency resource do not overlap each other in time, the first time frequency resource comprises T1 sub frames in a time domain, and comprises P1 sub carriers in a frequency domain, the second time frequency resource comprises T2 sub frames out of the T1 sub frames in a time domain, the second time frequency resource comprises the P1 sub carriers in a time domain, the T1 and the P1 are a positive integer respectively, the T2 is smaller than the T1, and a position of the second time frequency resource in the first time frequency resource is fixed.
10. The user equipment according to claim 9 , wherein the first time frequency resource occupies an entire narrow band in a given time window and occupies an entire time window in a time domain, the second time frequency resource occupies the entire narrow band in the given time window, and a bandwidth of the narrow band does not exceed 180 kHz.
11. The user equipment according to claim 9 , wherein the first signaling is a physical layer signaling, the first signaling comprises the scheduling information of the wireless signal, the first signaling indicates that the target time frequency resource does not comprise the second time frequency resource and the wireless signal adopts a rate matching scheme to avoid occupying the second time frequency resource.
12. The user equipment according to claim 9 , wherein the first signaling is a DCI used for uplink grant, and a transmission channel corresponding to the wireless signal is UL-SCH.
13. A base station equipment for supporting a narrow band communication, comprising:
a first transmitter configured to transmit a first signaling, the first transmitter including one or more of hardware and instructions stored in computer-readable storage media; and
a second receiver configured to receive a wireless signal on a target time frequency resource, the second receiver including one or more of hardware and instructions stored in computer-readable storage media;
wherein the first signaling indicates a first time frequency resource, the first time frequency resource comprises a second time frequency resource, the target time frequency resource comprises a time frequency resource of the first time frequency resource except the second time frequency resource, the target time frequency resource and the second time frequency resource are orthogonal with respect to time such that the target time frequency resource and the second time frequency resource do not overlap each other in time, the first time frequency resource comprises T1 sub frames in a time domain, and comprises P1 sub carriers in a frequency domain, the second time frequency resource comprises T2 sub frames out of the T1 sub frames in a time domain, the second time frequency resource comprises the P1 sub carriers in a time domain, the T1 and the P1 are a positive integer respectively, the T2 is smaller than the T1, and a position of the second time frequency resource in the first time frequency resource is fixed.
14. The base station equipment according to claim 13 , wherein the first time frequency resource occupies an entire narrow band in a given time window and occupies an entire time window in a time domain, the second time frequency resource occupies the entire narrow band in the given time window, and a bandwidth of the narrow band does not exceed 180 kHz.
15. The base station equipment according to claim 13 , wherein the first signaling is a physical layer signaling, the first signaling comprises the scheduling information of the wireless signal, the first signaling indicates that the target time frequency resource does not comprise the second time frequency resource and the wireless signal adopts a rate matching scheme to avoid occupying the second time frequency resource.
16. The base station equipment according to claim 13 , wherein the first signaling is a DCI used for uplink grant, and a transmission channel corresponding to the wireless signal is UL-SCH.