CN101340555B - Frequency band control method, system and equipment - Google Patents
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- CN101340555B CN101340555B CN2008102104781A CN200810210478A CN101340555B CN 101340555 B CN101340555 B CN 101340555B CN 2008102104781 A CN2008102104781 A CN 2008102104781A CN 200810210478 A CN200810210478 A CN 200810210478A CN 101340555 B CN101340555 B CN 101340555B
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Abstract
The embodiment of the invention discloses a frequency section control method, a system and equipment. The system comprises local equipment which is used for sending a cable television service signal and authorized information corresponding to customer premise equipment, the customer premise equipment which is used for receiving the cable service signal and the authorized information sent by the local equipment and selectively outputting the cable television service data with corresponding frequency section in the cable television service signal according to the authorized information. In the embodiment of the invention, authorized information is added to the customer premise equipment and different services are provided for different users; therefore, when CATV service is shared in a PON network, the CATV operation business can control the program receiving authorization of each user according to the authorization information, can smartly control the charging programs (channels) and protect the deserving benefits of the CATV operation business.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of frequency band control method, system and equipment.
Background technology
At present, along with PON (Passive Optical Network, EPON), the commercialization more and more widely of Optical Access Network, for example: APON (ATM PON, the asynchronous transfer mode EPON), BPON (Broadband PON, broadband passive optical network), EPON (Ethernet PON, the Ethernet optical-fiber network), GPON (Gigabit-Capable PON, Gigabit Passive Optical Network), CATV (CommunityAntenna Television, cable TV) operator also begins to utilize the PON network to carry out TV, signals such as broadcasting transmission, for example the light signal at the 1550nm wavelength of descending increase of GPON network is the CATV service.So at present a lot of GPON terminal equipment ONT (Optical Network Terminal, Optical Network Terminal) support the single fiber three-way function, promptly be supported in and share the CATV service in the PON network.
At present, the transmission adopted when using PON Network Transmission CATV signal of CATV operator and control mode are as shown in Figure 1.At OLT (Optical Line Terminal, optical line terminal), CATV operator at first sends to the CATV analog signal analog input port of 1550nm optical sender, the 1550nm optical sender is the CATV analog signal conversion that the light signal of 1550nm wavelength is sent into WDM (Wavelength Division Multiplexing then, wavelength division multiplexing) device, be combined into an optical fiber with the 1490nm signal of the PON of OLT, transmit by the PON network.In the ONT side, ONT directly is reduced into the CATV analog signal by a photoelectric conversion unit and directly exports from the user interface of ONT.
In realizing process of the present invention, the inventor finds to exist in the prior art following shortcoming:
When sharing the CATV service at present in the PON network, transmission CATV signal all is to adopt broadcast mode, and promptly the user interface of each ONT is all directly exported CATV operator sends into the PON network by the CATV server device all CATV analog signals; When sharing the CATV service in the existing this PON network, the program that CATV operator can not control each user receives authority, the control of program (channel) of can not realizing neatly charging.
Summary of the invention
The embodiment of the invention provides a kind of frequency band control method, system and equipment, utilizes the PON network, realizes that in the ONT side frequency range of CATV signal is controlled, and realizes the control of authority of watching of different programs for CATV service provider.
The embodiment of the invention provides a kind of frequency band control method, comprising:
Receive the cable television service signal of cable TV signal (CATV) the emission source transmission in the local side apparatus and the authority information of the ustomer premises access equipment that optical line terminal (OLT) sends, described authority information is ustomer premises access equipment and the corresponding relation of having the right to use frequency range; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range;
Select the cable television service data of corresponding frequency band in the described cable television service signal of output according to described authority information.
The embodiment of the invention provides a kind of frequency band control method, comprising:
All cable TV signals are divided into different grades, and the cable TV signal of same levels is placed in the corresponding frequency range;
Store the authority information of described all ustomer premises access equipment correspondences, described authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use;
Receive the authority request message of ustomer premises access equipment, inquire about the authority information of described ustomer premises access equipment, send to described ustomer premises access equipment.
The embodiment of the invention provides a kind of local side apparatus, comprising:
The cable TV signal transmitting terminal, be used for the cable television service data carry is sent to all ustomer premises access equipments at the cable television service signal, and store the authority information of described all ustomer premises access equipment correspondences, described authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use;
Optical line terminal is used to receive the rights request message of ustomer premises access equipment, inquires about the authority information of described ustomer premises access equipment, sends to described ustomer premises access equipment;
Described cable TV signal transmitting terminal comprises: the grade classification unit is used for all cable TV signal channels are divided into different grades, and the cable TV signal channel of same levels is placed in the corresponding frequency range.
The embodiment of the invention provides a kind of ustomer premises access equipment, it is characterized in that, comprising:
Receiving element, be used for receiving the authority information of the ustomer premises access equipment that cable television service signal that cable TV signal (CATV) transmitting terminal of local side apparatus sends and optical line terminal (OLT) send, described authority information is ustomer premises access equipment and the corresponding relation of having the right to use frequency range; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range;
The Frequency Band Selection unit is connected with described receiving element, is used for selecting according to described authority information the cable television service data of the described cable television service signal corresponding frequency band of output.
The embodiment of the invention provides a kind of frequency range control system, comprising:
Local side apparatus, cable TV signal (CATV) transmitting terminal is used to send the cable television service signal; Optical line terminal (OLT) is used to send the authority information of ustomer premises access equipment correspondence;
Ustomer premises access equipment is used to receive cable television service signal and the authority information that described local side apparatus sends, and selects the cable television service data of corresponding frequency band in the described cable television service signal of output according to described authority information; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; be implemented in when sharing the CATV service in the PON network; CATV operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Description of drawings
Fig. 1 is transmission and the control mode schematic diagram that adopts when using PON Network Transmission CATV signal in the prior art;
Fig. 2 is a kind of frequency band control method flow chart in the embodiment of the invention;
Fig. 3 is an another kind of frequency band control method flow chart in the embodiment of the invention;
Fig. 4 is a kind of local side apparatus structure chart in the embodiment of the invention;
Fig. 5 a is a kind of ustomer premises access equipment structure chart in the embodiment of the invention;
Fig. 5 b is an another kind of ustomer premises access equipment structure chart in the embodiment of the invention;
Fig. 6 is a kind of frequency range control system structure chart in the embodiment of the invention;
Fig. 7 is a kind of frequency range control system structure chart in the embodiment of the invention;
Fig. 8 is an another kind of frequency range control system structure chart in the embodiment of the invention;
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Method embodiment
The embodiment of the invention one provides a kind of frequency band control method, as shown in Figure 2, may further comprise the steps:
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; be implemented in when sharing the CATV service in the PON network; CATV operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
The embodiment of the invention two provides a kind of frequency band control method, as shown in Figure 3, may further comprise the steps:
Wherein, also comprise before storing the authority information of all ustomer premises access equipment correspondences: the cable television service data carry is sent to all ustomer premises access equipments in the cable television service signal.
The authority information of storing all ustomer premises access equipment correspondences specifically comprises: all cable TV signal channels are divided into different grades, and the cable TV signal channel of same levels is placed in the corresponding frequency range; The authority information of storage ustomer premises access equipment, authority information are ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; be implemented in when sharing the CATV service in the PON network; CATV operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
Apparatus embodiments
The embodiment of the invention three provides a kind of local side apparatus, as shown in Figure 4, comprise: cable TV signal transmitting terminal 410, be used for the cable television service data carry is sent to all ustomer premises access equipments at the cable television service signal, and store the authority information of all ustomer premises access equipment correspondences, authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use; Optical line terminal 420 is used to receive the rights request message of ustomer premises access equipment, and the authority information of inquiring user end equipment sends to ustomer premises access equipment.
Wherein, cable TV signal transmitting terminal 410 comprises: grade classification unit 411 is used for all cable TV signal channels are divided into different grades, and the cable TV signal channel of same levels is placed in the corresponding frequency range; Data storage cell 412 is used to store the authority information of ustomer premises access equipment, and authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use.
The embodiment of the invention four provides a kind of ustomer premises access equipment, shown in Fig. 5 a, b, comprise: receiving element 510, be used to receive the cable television service signal of local side apparatus transmission and the authority information of ustomer premises access equipment, authority information is ustomer premises access equipment and the corresponding relation of having the right to use frequency range; Frequency Band Selection unit 520 is connected with receiving element 510, is used for selecting according to authority information the cable television service data of output cable television service signal corresponding frequency band.
Wherein, Frequency Band Selection unit 520 can comprise a plurality of bandpass filtering subelements 521, and shown in Fig. 5 a, bandpass filtering subelement 521 is used for from the cable television service data of cable TV signal selection output corresponding frequency band.
Wherein, Frequency Band Selection unit 520 can also comprise that interference signal produces subelement 522 and signal synthon unit 523, and shown in Fig. 5 b, wherein, interference signal produces subelement 522, is used for producing according to authority information the interference signal of non-user right frequency range; Signal synthon unit 523, producing subelement 522 with interference signal is connected, be used for the interference signal of all cable television service data of cable television service signal and 522 generations of interference signal generation subelement being synthesized the cable television service data of output user right frequency range correspondence.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; realize that operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
System embodiment
The embodiment of the invention five provides a kind of frequency range control system, as shown in Figure 6, comprising: local side apparatus 610 is used to send the authority information of cable television service signal and ustomer premises access equipment correspondence; Ustomer premises access equipment 620 is used to receive cable television service signal and the authority information that local side apparatus 610 sends, and selects the cable television service data of corresponding frequency band in the output cable television service signal according to authority information.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; realize that operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
The embodiment of the invention six provides a kind of frequency range control system, as shown in Figure 7, comprise local side apparatus 710, WDM equipment 720, ODN (Optical Distribution Network, Optical Distribution Network) equipment 730 and a plurality of ustomer premises access equipment 740, for example ONT equipment (ONT1, ONT2 ..., ONTn).Local side apparatus 710 comprises OLT712 and CATV signal transmitting terminal 711, and OLT712 realizes PON (APON, BPON, EPON, GPON) transfer of data, and CATV signal transmitting terminal 711 increases the CATV service function in the PON network.Certainly, CATV signal transmitting terminal 711 also can integrate with OLT, or is arranged in other equipment.In the local side apparatus, at OLT712, CATV operator sends to the CATV analog signal analog input port of the 1550nm optical sender among the OLT, the 1550nm optical sender is the CATV analog signal conversion that the light signal of 1550nm wavelength is sent into WDM (Wavelength Division Multiplexing then, wavelength division multiplexing) equipment 720, share an optical fiber with the 1490nm signal of the PON of OLT712, by PON Network Transmission ODN730, ODN730 is assigned to each ONT740 with light signal.ONT740 is reduced into the CATV analog signal by photoelectric conversion unit, selects the user interface output of corresponding frequency range from ONT according to the user right that local side apparatus is authorized.
In the local side apparatus 710, CATV service provider is according to user watched authority, all CATV signal channels are divided into different grade (as being divided into n grade), CATV signal transmitting terminal marks off corresponding frequency range (as n frequency range) according to number of channels in grade and each grade, and the channel of same levels is placed in the corresponding frequency range; And, all ONT user right database of information of storage are set in the CATV signal transmitting terminal 711, OLT is after receiving the request CATV service signal of ONT, can visit CATV Service Privileges database, the ONT user right information (ustomer premises access equipment sign and the corresponding relation that uses frequency range) that inquiry is corresponding, after finding corresponding informance, inform ONT by the downstream data traffic passage of PON network; And CATV signal transmitting terminal 711 can be made amendment and controls this database, can realize the flexible configuration of authority.
Comprise photoelectric conversion unit 741, control unit (CPU) 742 and Frequency Band Selection unit 743 among the ONT740, for example a series of CATV signal bandpass filter (BF1, BF2 ..., BFn), the CATV signal output of control different frequency range.Specifically comprise: in ONT, design the corresponding CATV signal bandpass filter (as n) of frequency range number that in CATV signal transmitting terminal 711, is provided with CATV service provider; ONT is when powering on, and control unit 742 sends the signal of request CATV service by the data service channel of PON network to OLT730; Control unit 742 is opened corresponding filtering channel (promptly enabling corresponding band pass filter) according to the user right information that obtains after receiving that OLT passes through user right information that the downstream data traffic passage of PON network sends; Band pass filter 743, be used for exporting selecting from the signal of photoelectric conversion unit 741 according to the control information of opening of control unit 742, for example ONT2 learns that from OLT the CATV Service Privileges of this ustomer premises access equipment correspondence is frequency range 1 and frequency range 3, then after receiving this signal, open filtering channel 1 and filtering channel 3, realized the different frequency range control of CATV.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; be implemented in when sharing the CATV service in the PON network; CATV operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
A kind of frequency range control system is provided in the embodiment of the invention seven, by on ONT, increasing the CATV signal output of interference signal source control different frequency range, as shown in Figure 8, comprise local side apparatus 810, WDM equipment 820, ODN equipment 830 and a plurality of ustomer premises access equipment 840, for example ONT equipment (ONT1, ONT2 ..., ONTn).Local side apparatus 810 comprises OLT812 and CATV signal transmitting terminal 811, and OLT812 realizes the PON transfer of data, and CATV signal transmitting terminal 811 increases the CATV service function in the PON network.In the local side apparatus 810, CATV service provider is according to user watched authority, all CATV signal channels are divided into different grade (as being divided into n grade), how many CATV signal transmitting terminals 811 marks off corresponding frequency range (as n frequency range) according to channel in grade and each grade, and the channel of same levels is placed in the corresponding frequency range; And, all ONT user right database of information of storage are set in the CATV signal transmitting terminal 811, OLT820 is after receiving the request CATV service signal of ONT, visit CATV Service Privileges database, the ONT user right information (ustomer premises access equipment sign and the corresponding relation that uses frequency range) that inquiry is corresponding, after finding corresponding informance, inform ONT840 by the downstream data traffic passage of PON network; And CATV signal transmitting terminal 811 can be made amendment and controls this database, can realize the flexible configuration of authority.
Comprise photoelectric conversion unit 841, control unit (CPU) 842, interference signal generation unit 844 and signal synthesis unit 843 (being the Frequency Band Selection unit) among the ONT840.Wherein, intervention signal generation unit 844 is used to produce the interference signal source of CATV signal full bandwidth; Control unit 842, be used for ONT data service channel by the PON network when powering on, send the signal of request CATV service to OLT, and after receiving that OLT passes through user right information that the downstream data traffic passage of PON network sends, produce the interference signal of non-user right frequency range according to the user right information Control interference signal generation unit 844 that obtains, and send to signal synthesis unit 843; Signal synthesis unit 843, will from the signal of photoelectric conversion unit 841 with come the interference signal of self-interference signal generation unit 844 to synthesize, make except that the user has the channel information of authority, other frequency band signals is all blured, for example ONT2 learns that from the OLT side CATV Service Privileges of oneself is frequency range 1 and frequency range 3, so after receiving this signal, just control the interference signal that interference signal source produces other CATV signal frequencies outside frequency range 1 and the frequency range 3, so just realized the different frequency range control of CATV.
In the embodiments of the invention; by ustomer premises access equipment has been increased authority information; for different users provides different services; be implemented in when sharing the CATV service in the PON network; CATV operator can control each user's program reception authority according to authority information; can realize neatly the charging control of program (channel), and the protection CATV operator income rights and interests that should have.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (12)
1. a frequency band control method is characterized in that, comprising:
Receive the cable television service signal of cable TV signal (CATV) the emission source transmission in the local side apparatus and the authority information of the ustomer premises access equipment that optical line terminal (OLT) sends, described authority information is ustomer premises access equipment and the corresponding relation of having the right to use frequency range; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range;
Select the cable television service data of corresponding frequency band in the described cable television service signal of output according to described authority information.
2. frequency band control method according to claim 1 is characterized in that, the authority information that described reception local side apparatus sends specifically comprises:
Send a request message to described local side apparatus, carry the sign of described ustomer premises access equipment in the described message.
3. frequency band control method according to claim 1 is characterized in that the cable television service data that corresponding frequency band in the described cable television service signal is exported in described selection comprise:
Select the cable television service data of corresponding frequency band in the described cable television service signal of output by a plurality of bandpass filterings unit.
4. frequency band control method according to claim 1 is characterized in that, the cable television service data of corresponding frequency band comprise in the described selection output cable television service signal:
Produce the interference signal of non-user right frequency range according to described authority information, all cable television service data and described interference signal in the described cable television service signal is synthetic, the cable television service data of output user right frequency range.
5. a frequency band control method is characterized in that, comprising:
All cable TV signal channels are divided into different grades, and the cable TV signal channel of same levels is placed in the corresponding frequency range;
Store the authority information of described all ustomer premises access equipment correspondences, described authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use;
Receive the authority request message of ustomer premises access equipment, inquire about the authority information of described ustomer premises access equipment, send to described ustomer premises access equipment.
6. as frequency band control method as described in the claim 5, it is characterized in that, also comprise before the authority information of all ustomer premises access equipment correspondences of described storage:
The cable television service data carry is sent to all ustomer premises access equipments in the cable television service signal.
7. a local side apparatus is characterized in that, comprising:
The cable TV signal transmitting terminal, be used for the cable television service data carry is sent to all ustomer premises access equipments at the cable television service signal, and store the authority information of described all ustomer premises access equipment correspondences, described authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use;
Optical line terminal is used to receive the rights request message of ustomer premises access equipment, inquires about the authority information of described ustomer premises access equipment, sends to described ustomer premises access equipment;
Described cable TV signal transmitting terminal comprises: the grade classification unit is used for all cable TV signal channels are divided into different grades, and the cable TV signal channel of same levels is placed in the corresponding frequency range.
8. as local side apparatus as described in the claim 7, it is characterized in that described cable TV signal transmitting terminal also comprises:
Data storage cell is used to store the authority information of ustomer premises access equipment, and described authority information is a ustomer premises access equipment and the corresponding relation of the frequency range of having the right to use.
9. a ustomer premises access equipment is characterized in that, comprising:
Receiving element, be used for receiving the authority information of the ustomer premises access equipment that cable television service signal that cable TV signal (CATV) emission source of local side apparatus sends and optical line terminal (OLT) send, described authority information is ustomer premises access equipment and the corresponding relation of having the right to use frequency range; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range;
The Frequency Band Selection unit is connected with described receiving element, is used for selecting according to described authority information the cable television service data of the described cable television service signal corresponding frequency band of output.
10. as ustomer premises access equipment as described in the claim 10, it is characterized in that described Frequency Band Selection unit comprises a plurality of bandpass filtering subelements,
Described bandpass filtering subelement is used for from the cable television service data of described cable TV signal selection output corresponding frequency band.
11., it is characterized in that described Frequency Band Selection unit comprises as ustomer premises access equipment as described in the claim 10:
Interference signal produces subelement, is used for producing according to described authority information the interference signal of non-user right frequency range;
Signal synthon unit, producing subelement with described interference signal is connected, be used for the interference signal of all cable television service data of described cable television service signal and the generation of described interference signal generation subelement being synthesized the cable television service data of output user right frequency range correspondence.
12. a frequency range control system is characterized in that, comprising:
Local side apparatus, cable TV signal (CATV) transmitting terminal is used to send the cable television service signal; Optical line terminal (OLT) is used to send the authority information of ustomer premises access equipment correspondence;
Ustomer premises access equipment is used to receive cable television service signal and the authority information that described local side apparatus sends, and selects the cable television service data of corresponding frequency band in the described cable television service signal of output according to described authority information; Described frequency range is for to be divided into different grades with all cable TV signal channels, and the cable TV signal channel of same levels is placed in the corresponding frequency range.
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Address after: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee after: Huawei terminal (Shenzhen) Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: HUAWEI DEVICE Co.,Ltd. |
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Effective date of registration: 20181221 Address after: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: HUAWEI DEVICE Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: Huawei terminal (Shenzhen) Co.,Ltd. |
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Effective date of registration: 20210507 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Shenzhen Zhixin new information technology Co.,Ltd. Address before: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: HUAWEI DEVICE Co.,Ltd. |
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Effective date of registration: 20211022 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Honor Device Co.,Ltd. Address before: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee before: Shenzhen Zhixin new information technology Co.,Ltd. |
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