CN102208918A - Dynamic defective frequency point replacement method - Google Patents
Dynamic defective frequency point replacement method Download PDFInfo
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- CN102208918A CN102208918A CN2011101281390A CN201110128139A CN102208918A CN 102208918 A CN102208918 A CN 102208918A CN 2011101281390 A CN2011101281390 A CN 2011101281390A CN 201110128139 A CN201110128139 A CN 201110128139A CN 102208918 A CN102208918 A CN 102208918A
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Abstract
The invention discloses a dynamic defective frequency point replacement method, which comprises that: each voice channel of a wireless base station is provided with a frequency point pool with a default frequency point; a submachine detects the frequency points, and makes a frequency point replacement request when determining the existence of a defective frequency point; and the wireless base station replaces the defective frequency point with the default frequency point to generate a new frequency hopping table, and updates the frequency hopping table of the submachine in real time. The submachine detects the existence of the defective frequency point in real time in communication, and transmits the request of replacing the defective frequency point to the wireless base station when determining the existence of the defective frequency point, and the wireless base station replaces the defective frequency point with the default frequency point in the frequency point pool, and simultaneously transmits information about the replaced default frequency point to the submachine to update the frequency hopping table in the submachine. The defective frequency point is replaced by the preset default frequency point, so the submachine can avoid call interruption or noises caused by the interference of surrounding wireless fidelity (WIFI), microwave ovens or other 2.4G products in a call to improve the stability and quality of the call.
Description
Technical field
The present invention relates to communication technique field, particularly the dynamic method of replacing of bad frequency in a kind of employing frequency hopping cordless telephone system.
Background technology
Because the 2.4G frequency range is public frequency range, a lot of products all adopt this frequency range, and for example WIFI, microwave oven, household digital are wireless etc., thereby will inevitably exist at some frequency and disturb and the situation of bad channel quality.
Cordless telephone system adopts two frequencies to send, to strengthen jamproof ability to the voice packet (10MS) of any frame of transmission simultaneously.At receiving terminal, when receiving this voice packet, detect simultaneously the voice packet of two frequencies, when any one has problem in the voice packet of two frequencies, will abandon, only adopt the voice packet of no problem frequency.This technology of cordless telephone system though can add strong anti-interference ability, has taken the frequency resource of twice now.And run into that two frequencies all are disturbed or some frequency hopping point of bad channel quality, the phenomenon of voice package losing still can occur, thereby produce the interrupted or noise phenomenon of conversation.
Summary of the invention
The technical problem that the present invention mainly solves provides the dynamic method of replacing of a kind of bad frequency, the dynamic method of replacing of this bad frequency can avoid frequency to be disturbed or some frequency hopping point of bad channel quality is lost the interrupted or noise phenomenon of conversation that speech frame causes easily, improves stability and the speech quality of communication.
In order to address the above problem, the invention provides the dynamic method of replacing of a kind of bad frequency, the dynamic method of replacing of this bad frequency comprises step:
Each voice channel in the wireless base station is provided with the frequency pond of default frequency;
Frequency is detected request frequency displacement when defining bad frequency by handset;
The wireless base station is replaced bad frequency and is generated new frequency hopping table with the default frequency in the frequency pond, and to handset frequency hopping table real-time update.
Preferably, described handset detects frequency, and the step of request frequency displacement comprises when determining bad frequency:
Double when detecting a frequency bad frame being arranged in conversation when handset, send displacement request to this bad frequency to the wireless base station by handset.
Preferably, described wireless base station will have bad frequency and the default frequency in the frequency pond to replace the new frequency hopping table of generation, and the step of handset frequency hopping table real-time update is comprised:
After this frequency displacement request is received in the wireless base station, the default frequency at most of the placement in the frequency pond is replaced with the bad frequency that detects, and the default frequency that will cement out is put into the new frequency hopping table of frequency hopping table generation; The default frequency point information that will be cemented out in real time by the wireless base station is sent to handset, and upgrades the frequency hopping table in the handset.
The dynamic method of replacing of bad frequency of the present invention, each voice channel in the wireless base station is provided with the frequency pond of default frequency, handset by cordless telephone system detects frequency, request frequency displacement when defining bad frequency, the wireless base station is replaced this bad frequency and is generated new frequency hopping table with the frequency in the frequency pond, and to handset frequency hopping table real-time update.Whether real-time detection exists bad frequency during the handset communication, when there is bad frequency in handset, send request to the wireless base station and replace this bad frequency, replace this bad frequency according to request the wireless base station with the default frequency in the frequency pond, and the default frequency that will cement out is added into the frequency hopping table in the wireless base station.Simultaneously the wireless base station can be sent to handset with the default frequency point information that cements out in real time, upgrades frequency hopping table in it by handset, makes frequency hopping table and the renewal of the frequency hopping table real-time synchronization in the wireless base station in the handset.Owing to there is default default frequency to replace bad frequency, the interrupted or noise phenomenon of conversation that handset occurs when avoiding occurring because of the interference of WIFI, micro-wave oven or other 2.4G products around being subjected to when conversation, stability and the speech quality of raising communication.
Description of drawings
Fig. 1 is the dynamic method of replacing embodiment of bad frequency of a present invention schematic flow sheet.
Below in conjunction with embodiment, and with reference to accompanying drawing, realization, functional characteristics and the advantage of the object of the invention is described further.
Embodiment
As shown in Figure 1, the invention provides the dynamic method of replacing embodiment of a kind of bad frequency.
The dynamic method of replacing of this bad frequency comprises step:
Step S10: each voice channel in the wireless base station is provided with the frequency pond of default frequency; Specifically, in each voice channel of wireless base station, be preset with the frequency pond of at least two compositions, it is the frequency pond of default frequency, wherein the quantity of this default frequency can be two, three or more, according to experiment statistics, default frequency in the preferably described frequency pond has 21, and these frequencies generally speaking can be not used by the equipment of other 2.4G frequency ranges, so they are interfered than I haven't seen you for ages.
Step S11: frequency is detected request frequency displacement when determining bad frequency by handset; Specifically, double when detecting a frequency bad frame being arranged in conversation when handset, sent this bad frequency displacement request to setting up with it the wireless base station that communication connects by handset.
Step S12: the wireless base station is replaced bad frequency and is generated new frequency hopping table with the default frequency in the frequency pond, and to handset frequency hopping table real-time update; Specifically, after the wireless base station receives that handset is sent the displacement request of bad frequency among the step S11, placement in the frequency pond default frequency at most and the bad frequency that detects are replaced, and the default frequency that will cement out puts into the frequency hopping table of wireless base station, generate new frequency hopping table; The default frequency point information that will be cemented out in real time by the wireless base station again is sent to handset, by handset this default frequency that cements out is added into frequency hopping table in the handset, generates new frequency hopping table.
Whether real the detection exists bad frequency during the handset communication, when there is bad frequency in handset, send this bad frequency of request displacement to the wireless base station, replace this bad frequency according to request the wireless base station with the default frequency in the frequency pond, and the default frequency that will cement out is added into the frequency hopping table in the wireless base station; Simultaneously the wireless base station default frequency point information that will cement out in real time is sent to handset, upgrades frequency hopping table in it by handset, makes frequency hopping table and the renewal of the frequency hopping table real-time synchronization in the wireless base station in the handset.Because default default frequency is replaced bad frequency, the interrupted or noise phenomenon of the conversation that occurs during the interference of WIFI, micro-wave oven or other 2.4G products of handset around conversation is subjected to improves stability and the speech quality of communication.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (5)
1. the dynamic method of replacing of bad frequency comprises step:
Each voice channel in the wireless base station is provided with the frequency pond of default frequency;
Frequency is detected request frequency displacement when defining bad frequency by handset;
The wireless base station is replaced bad frequency and is generated new frequency hopping table with the default frequency in the frequency pond, and to handset frequency hopping table real-time update.
2. the dynamic method of replacing of bad frequency according to claim 1 is characterized in that described handset by cordless telephone system detects frequency, and the step of request frequency displacement comprises when determining bad frequency:
Double when detecting a default frequency bad frame being arranged in conversation when handset, send displacement request to this bad frequency to the wireless base station by handset.
3. the dynamic method of replacing of bad frequency according to claim 1 is characterized in that the default frequency in bad frequency and the frequency pond is replaced in described wireless base station to generate new frequency hopping table, and the step of handset frequency hopping table real-time update is comprised:
After this frequency displacement request is received in the wireless base station, the default frequency at most of the placement in the frequency pond is replaced with the bad frequency that detects, and the default frequency that will cement out is put into the new frequency hopping table of frequency hopping table generation; The default frequency point information that will be cemented out in real time by the wireless base station is sent to handset, and upgrades the frequency hopping table in the handset.
4. the dynamic method of replacing of bad frequency according to claim 1 is characterized in that:
Described frequency pond comprises at least two default frequencies.
5. the dynamic method of replacing of bad frequency according to claim 4 is characterized in that:
Default frequency in the described frequency pond has 21.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101281390A CN102208918A (en) | 2011-05-17 | 2011-05-17 | Dynamic defective frequency point replacement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101281390A CN102208918A (en) | 2011-05-17 | 2011-05-17 | Dynamic defective frequency point replacement method |
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| Publication Number | Publication Date |
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| CN102208918A true CN102208918A (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101281390A Pending CN102208918A (en) | 2011-05-17 | 2011-05-17 | Dynamic defective frequency point replacement method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288978A (en) * | 2017-12-18 | 2018-07-17 | 鹤壁天海电子信息系统有限公司 | A kind of frequency-hopping communication method and relevant device |
Citations (4)
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| CN1075236A (en) * | 1992-01-21 | 1993-08-11 | 莫托罗拉公司 | Cynamic channel distribution method and device |
| US20020085621A1 (en) * | 2000-12-28 | 2002-07-04 | Juergen Kockmann | System and method for adaptive carrier occupancy in a frequency hopping spread spectrum system |
| CN1364349A (en) * | 1999-05-27 | 2002-08-14 | 因芬尼昂技术股份公司 | Frequency hopping method for mobile radio telephone system |
| CN1507700A (en) * | 2002-02-21 | 2004-06-23 | ��ʽ���綫֥ | Channel management in adaptive frequency hopping systems |
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2011
- 2011-05-17 CN CN2011101281390A patent/CN102208918A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075236A (en) * | 1992-01-21 | 1993-08-11 | 莫托罗拉公司 | Cynamic channel distribution method and device |
| CN1364349A (en) * | 1999-05-27 | 2002-08-14 | 因芬尼昂技术股份公司 | Frequency hopping method for mobile radio telephone system |
| US20020085621A1 (en) * | 2000-12-28 | 2002-07-04 | Juergen Kockmann | System and method for adaptive carrier occupancy in a frequency hopping spread spectrum system |
| CN1507700A (en) * | 2002-02-21 | 2004-06-23 | ��ʽ���綫֥ | Channel management in adaptive frequency hopping systems |
Non-Patent Citations (1)
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| 刘轶萍 等: "自适应跳频原理及其关键技术", 《制导与引信》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288978A (en) * | 2017-12-18 | 2018-07-17 | 鹤壁天海电子信息系统有限公司 | A kind of frequency-hopping communication method and relevant device |
| CN108288978B (en) * | 2017-12-18 | 2020-05-12 | 鹤壁天海电子信息系统有限公司 | Frequency hopping communication method and related equipment |
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Application publication date: 20111005 |