CN2701192Y - Television audience rating survey instrument with real-time wireless transmission - Google Patents
Television audience rating survey instrument with real-time wireless transmission Download PDFInfo
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- CN2701192Y CN2701192Y CNU2004200280324U CN200420028032U CN2701192Y CN 2701192 Y CN2701192 Y CN 2701192Y CN U2004200280324 U CNU2004200280324 U CN U2004200280324U CN 200420028032 U CN200420028032 U CN 200420028032U CN 2701192 Y CN2701192 Y CN 2701192Y
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Abstract
The utility model discloses a television audience rating survey instrument with real-time wireless transmission, comprising a signal extraction device used for obtaining the audience data of the users, a data processing device used for collecting, recording and encoding the signal, a GPRS module using the telegraphic communication GSM network to transmit the data, a learning type remote controller and a power supply. One end of the data processing device is connected with the signal extraction device, and the other end is connected with the GPRS module. An infrared receiver used for receiving the signal of the remote controller is arranged in the data processing device. Compared with the prior art, the utility model has the advantages of objective and true data acquisition, real-time and reliable data transmission, and lowest system running maintenance cost. The television audience rating survey instrument with real-time wireless transmission is suitable to provide the television station and advertising agent with more general and more exact audience rating data.
Description
One, technical field
The utility model relates to a kind of technical applications of radio data system, specifically a kind of TV audience rating user investigation instrument of real-time radio transmission.
Two, background technology
Audience rating investigating has experienced at home and has grown out of nothing, from small to large, progressively the process of Cheng Changing.The mechanism that audience rating investigating is engaged in present inland of China has 100 families approximately, and wherein more influential is CCTV--and Suo Furui (CSM) and AC Nelson two companies, in addition, Shanghai pbs film TV information Advisory Co., Ltd also is a company of certain scale.Audience rating investigating mainly adopts following three kinds of methods at present:
1, telephone interview method
Two kinds of telephone interviews are arranged: with footwork and method of recall in audience rating investigating.Which channel they are watching to be meant when the respondent televiews call about with footwork.Method of recall is meant that when visit require the respondent to recall their a period of time in the past, as yesterday or the TV programme to be watched in first three hour.
2, diary method
Rating diary card is retained in the respondent family to collect audience information.Each kinsfolk (more than 4 years old) has diary card separately.The listed time interval of diary card is 15 minutes.The diary cartoon often can be put down in writing the viewership in a week, requires each kinsfolk to write down the channel that he watched at any time and watches the time.The Interviewer will register one's residence weekly and collect the diary card of finishing and keep somewhere next all diary card.In order to help the respondent to discern the channel that it is being watched more intuitively, the respondent will obtain one and comprise the colored atlas of all channel identifications.
3, personnel's mensuration
Personnel's measuring instrument is the electronic installation that the tuner of a kind of and user's television set links to each other, and is used for measuring user's viewing behavior by this instrument, with the data collection process that measures.
Personnel's measuring instrument that present CCTV--Suo Furui (CSM) and AC Nelson two big offshore companies use, it is the electronic installation that the tuner of a kind of and user's television set links to each other, measuring instrument also need be with a remote controller in addition, sample of users changes the TV programme of watching by this dedicated remote control, measuring instrument then detects the television set tuned frequency by the signal that connects this dedicated remote control, can distinguish the use and the channel tuning information of user's television set, and the mode by telephone passes back to processing center with the image data of the viewership of sample of users.As shown in Figure 6.
More than the problem that exists of three kinds of mensurations be:
1) accuracy of audience rating investigating data, science, objectivity and transmission real-time are not enough
TV research institute of Beijing Broadcasting Institute and China News culture promotion association to from the teletrician of each provincial in the whole nation, city-level platform and CCTV, Phoenix TV Chinese Station people more than totally 200 carried out survey about " TV audience rating " investigation, the result shows, has only about half of provincial and city-level platform interviewee to think " data are inaccurate ".Cause the reason of this phenomenon to mainly contain two aspects: on the one hand, because China audience rating investigating work starting soon, that technological means is also owed is perfect, owe ripe; On the other hand, we can be to the process of above-mentioned several investigation methods, because there are a lot of human factors in the limitation of its means itself.People often only choose own favourable data when adopting audience rating data, only raise the explanation of oneself belittling the adversary, so that have desalinated the objectivity that audience ratings system itself is had, and the practitioner of TV station is lost confidence to audience rating data.
2) audience rating investigating can not become the effective monitoring means of TV station to program
Audience rating investigating is that good Yu the bad a kind of means of TV programme are weighed by TV station, owing to there are many-sided factors such as fund, technology and personnel.A lot of provinces, city TV station can not set up the audience rating investigating network of oneself, and its data can only be bought acquisition from the third party, and comprehensive assessment and control just can not initiatively be done to program by TV station like this.If a kind of cheap relatively investigation method can be provided, perhaps TV station can carry out a kind of more effective cooperation with the research firm that audience rating data is provided, each TV station can independently arrange and control the investigation network, TV station just can arbitraryly carry out omnibearing tracking to all programs like this, viewership to the program one-period is analyzed, thereby objectively pass judgment on the pouplarity of this program, the release time of decision advertisement, impressions or the like, also can be used as simultaneously the standard of weighing the producer, play internal supervision and management role.
3) more single, the hysteresis of technique for investigation means causes respondent " user's boredom " easily
At present, for example Suo Furui generally adopts is diary method and personnel's mensuration dual mode in domestic research firm, be by inquiry personnel collect the investigation card to the doorstep or after zero point by subscriber's telephone line passback data; In addition, investigated the user behind the device investigating instrument, the user just must abandon original TV remote controller, if need just being provided with television set, the user must use two remote controls, bring many inconvenience for user's normal life, in the course of time, can cultivate user's " boredom ", thereby influence the objectivity of data.
Therefore, provide a kind of more economical, accuracy, science and objectivity that effective technical means ensures data, and do not influence the user watch custom normally, seem still for important.
Three, summary of the invention
The purpose of this utility model provides a kind of TV audience rating user investigation instrument of real-time radio transmission, and its data acquisition is objective, true; Transfer of data in real time, reliably; Operation and maintenance cost is low; The audience rating data that users such as TV station, advertiser are provided more comprehensively, accurately, it is more convenient that the user obtains audience rating data, more directly perceived.
The purpose of this utility model is achieved through the following technical solutions:
A kind of TV audience rating user investigation instrument of real-time radio transmission, it is characterized in that: it comprises the signal extracting device that obtains user watched data, signal is handled, record and coded data processing unit, utilized telecommunications GSM network to carry out GPRS module, remote controller and the power supply of transfer of data, in data processing equipment, be provided with the infrared remote receiver and the microprocessor CPU that receive remote controller signal, one end of microprocessor CPU is connected with signal extracting device, and the other end is connected with the GPRS module; Signal extracting device, data processing equipment and GPRS module all are connected with power supply.
Cable TV signal is that a plurality of channels broadcast together, watch concrete TV Festival destination data in order to collect the user, by a frequency translation, the later signal of conversion is exported with the channel of a fixed frequency, user's television set also can only be watched on this fixed channel, in the utility model, in signal extracting device, be provided with the frequency changer that a plurality of frequency signals of cable TV is converted to a fixed frequency signal.The function of user selected channel is realized by the frequency changer of investigating instrument, and the channel selection function of television set is inoperative.
In the utility model, remote controller is the study remote controller that can be used for controlling television set and investigating instrument simultaneously.The operation of user selected channel is by using study remote controller to realize.By adopting learning-oriented remote controller, after the study of the remote control mode of the remote controller of user's television set, the remote controller of user's television set just can be out of use.This study remote controller simultaneously can remote-controlled television set whole other contents except that the channel conversion, and control the frequency changer of investigating instrument by the channel conversion of this remote controller, thereby have realized the monitoring to user's TV reception.
Investigating instrument described in the utility model is realized the collection, record to user watched RST and is transmitted to data processing centre by the wireless-transmission network of GPRS module through telecommunications.It is earlier by the user investigation instrument that the user receives cable TV (comprising the ABC air broadcast TV) signal, is transformed into the signal of a fixed channel through the frequency-conversion circuit of user investigation instrument, sends into user's television set again.As shown in Figure 3
Operation principle of the present utility model is as follows:
The user investigation instrument is realized the collection, record of user watched RST and is transmitted to data processing centre by the wireless-transmission network of GPRS module through telecommunications.It comprises signal extracting device, data processing equipment, GPRS module, remote controller and power supply.
1, the conversion of CATV signal
Cable TV signal is that a plurality of channels broadcast together, watch concrete TV Festival destination data in order to collect the user, by a frequency translation, the later signal of conversion is exported with the channel of a fixed frequency, user's television set also can only be watched on this fixed channel, the function of user selected channel is realized by the frequency changer in the signal extracting device, and the channel selection function of television set is inoperative.The operation of user selected channel is by using study remote controller to realize.Like this, investigating instrument medium frequency translation circuit just can obtain user watched data.
2, the gatherer process of user watched situation
The user uses study remote controller, realizes the channel replacing, when realizing frequency-selecting, has also obtained user watched situation.Frequency changer can be given the frequency values of conversion microcontroller (CPU) in real time, and CPU is the full content of recording frequency converter conversion frequency (comprising frequency values, conversion time) then.In order to guarantee the accuracy of record data time, the operating time of investigating instrument is all regularly downloaded by data processing centre in the native system.Device and Beijing time were synchronous when the time of data processing centre can be by being subjected to of special use.
3, the encoding process of image data
The data of gathering are through certain encoding process, so that pass through wireless network transmissions reliably.The form of coding is as follows:
| Frame head | User ID | Frame type | Frequency data | Time | The FCS verification | Postamble |
| 1 | 6 | 1 | 1 | 2 | 2 | 1 byte |
Coding is to adopt fixedly frame length, comprises ID users, frame type, frequency data parameter, Time To Event, FCS check code and frame head postamble etc.
Because the operating habit that uses a teleswitch of user, occur in 3 seconds with interior channel conversion data not as valid data, thereby these data record not, do not send.
4, the wireless backhaul of data
The wireless-transmission network of data uses wide coverage, transmits convenient and the lower telecommunications GSM network of expense, and communication mode adopts the GPRS module of tcp/ip communication agreement.User watched situation sends CPU with frequency code after frequency changer detects, after the encoding process by CPU realization data, be transferred to the GPRS module, and the GPRS module adopts the tcp/ip communication agreement that the IP bag of data is sent data processing centre by network.
5, study remote controller
Adopting the main purpose of study remote controller, is to reduce the inconvenience that investigating instrument brings to the user, and the remote controller of TV remote controller and investigating instrument is united two into one.Because the user uses the kind of television set of all kinds, study remote controller should satisfy the requirement of different cultivars TV remote controller basic function, will remove to control television set or investigating instrument respectively according to the particular content of user's remote controller simultaneously.
Compared with prior art, the utility model has solved the following technical problem that existing investigating instrument exists:
1, investigating instrument collects the non real-time of transfer of data
Audience rating statistical requires real-time collection, the real-time Transmission to data.CCTV--Suo Furui (CSM) and AC Nelson two companies use transmits based on the telephone mode, its data acquisition is real-time, but transmission must be waited until and just carry out morning every day, to take the circuit of subscriber phone when mainly being the data passback, morning every day passback is avoided and conflicting on subscriber phone uses.This invention, the wireless network mode is adopted in the data passback, has accomplished real-time collection, real-time Transmission.
2, investigating instrument image data accuracy in time
Another aspect of the real-time of watching data collecting is, image data accuracy in time, traditional watching rate investigating instrument, its image data is based on the independent clock of program receiving instrument itself, its accuracy can only reach minute, and the data that this mode is gathered can not satisfy gray requirement.This invention, it is the network of by wireless network all watching rate investigating instruments being formed by the center, the center clock can be accomplished with Beijing time synchronous, and image data accuracy in time can be as accurate as MS level (this time error mainly is to cause the software time of implementation).
3, investigating instrument is given by the inconvenience of bringing in the investigation user use
The investigating instrument that CCTV--Suo Furui (CSM) and AC Nelson two companies use, aspect two, influence normal life by the investigation user, the one, the data passback is by the telephone wire mode, the installation of investigating instrument must connect telephone wire, also will take telephone wire during transmission, this is the inconvenience of installing and using; The 2nd, investigating instrument will be realized the conversion of watched channel by dedicated remote control, will operate two remote controllers when the user sees television identical, and this will influence the normal watching habit of user.This invention has solved this two convenience.The data wireless transmission has overcome the problem that investigating instrument installation and transfer of data take telephone wire; By using study remote controller, overcome the problem that former investigating instrument influences the normal watching habit of user again.
4, survey data passback expense is too high
The data passback is by wireless network, and the mode of IP bag is transmitted.System-wide operating cost is greatly reduced.Be compared as follows table with the expense of the wired MODEM passback of phone data mode.
| The passback mode | Expense standard | | 1 month, 1000 covers | 1 year, 10000 covers |
| Wired MODEM | 0.2 unit/3 fens kinds | 0.2 unit | 6000 | 720000 |
| Wireless network | 0.03 unit/1kb | 0.03 | 900 | 108000 |
| | 1, supposition requires data passback every day once.2, each amount of user data is no more than 1kb. | |||
The utility model makes data acquisition more objective, true; The respondent uses more convenient and more humane, and transfer of data in real time, reliably; Data processing is more intelligent to be retrieved with being convenient to; System's operation and maintenance cost is minimum; The audience rating data that users such as TV station, advertiser are provided more comprehensively, accurately, it is more convenient that the user obtains audience rating data, more directly perceived.
This invention will provide a kind of science to the orderly competition of broadcast television industry and the effect of TV broadcast, accurately monitoring means and appraisal procedure.Broadcast television industry also can be set up an a kind of industry standard and a cover monitor system according to this system.
Four, description of drawings
Fig. 1 is the utility model structured flowchart;
Fig. 2 is the circuit diagram of signal extracting device in the utility model;
Fig. 3 is the circuit diagram of data processing equipment in the utility model;
Fig. 4 is the circuit diagram of power unit in the utility model;
The TV audience rating investigating system schematic diagram that Fig. 5 is made up of the utility model;
Fig. 6 is traditional audience rating investigating system schematic diagram.
Five, embodiment
A kind of TV audience rating user investigation instrument of real-time radio transmission described in the utility model, it comprises signal extracting device 1, data processing equipment 2, GPRS module 3, remote controller 4 and power supply 5.In signal extracting device 1, be provided with the frequency changer that a plurality of frequency signals of cable TV is converted to a fixed frequency signal, be provided with the infrared remote receiver and the microprocessor CPU that receive remote controller 4 signals in data processing equipment 2, infrared remote receiver is connected with microprocessor CPU.One end of number microprocessor CPU is connected with signal extracting device 1, and the other end is connected with GPRS module 3; Signal extracting device 1, data processing equipment 2 and GPRS module 3 are by power supply 5 power supplies.Remote controller 4 is learning-oriented, compatible all TV remote controller of brand.Performance index of the present utility model are as follows:
1, power supply
Power supply: 220VAC,
Working range: 170～240V
Power consumption is less than 5W
2, the conversion of CATV signal:
Input: 45MHz～870MHz
Output: 88MHz
Tuning manner: numeral
Channel preselection device: 99
3, clock:
Be synchronized with BeiJing, China's time
4, GPRS module
Model: GR48
Tranmitting frequency: 824～849MHz
Receive frequency: 869～894MHz
Channel spacing: 200kHz
Modulation system: GMSK
Receiving sensitivity :-102dBm
5, remote controller
Power supply: 3VDC,
Function: learning-oriented, compatible all TV remote controller of brand
The connected mode of the utility model in the TV audience rating investigating system is as follows:
This investigating system is made up of wireless-transmission network and data processing centre's three parts of user investigation instrument, data, as shown in Figure 5.
The user investigation instrument is realized the collection, record of user watched RST and is transmitted to data processing centre by the wireless-transmission network of GPRS module through telecommunications.
The wireless-transmission network of data uses wide coverage, transmits convenient and the lower telecommunications GSM network of expense, and communication mode adopts the GPRS wireless network of tcp/ip communication agreement.
Data processing centre comprises computer server and the data processing software that is loaded into wherein.Microsoft SQL Server2000 is used in database development, and wherein delphi7 is adopted in the realization of data base administration platform, and IIS5 and ASP are adopted in the realization of Web server module.
Data processing software adopts Microsoft's latest data library software, integrates that user data generates, manages, consults, multiple functions such as WEB browses, statistical report form generation.Can provide in real time: the time, TV station, advertiser and advertisers such as day, week, month audience ratings, Homes Using TV, spectators' occupation rate, film manufacturer the data material of need.
The circuit diagram of signal extracting device is seen Fig. 2 in the utility model.TV CATV signal after frequency changer is handled, sends a plurality of channel conversion Cheng Yiyi fixed frequency channel to television set by output interface CATV-OUT by CATV-IN interface entering signal extraction element.Three interface FREQ-D, FREQ-C in the signal extracting device, FREQ-E are connected with three interface FREQ-D, FREQ-C, FREQ-E in the data processing equipment respectively.Required voltage provides by power unit in the signal extracting device.
Data processing equipment circuit diagram in the utility model is seen Fig. 3.Infrared remote receiver receives the signal of study remote controller, is connected by the PHOTO interface of the microprocessor CPU in PHOTO interface and the data processing equipment.Signal is handled the back through microprocessor CPU and is connected with three interface FREQ-D, FREQ-C, FREQ-E in the signal extracting device respectively by three interface FREQ-D, FREQ-C, FREQ-E on the one hand, is connected with the GPRS module with GPRS-RCV by two interface GPRS-TX on the other hand.Required voltage provides by power unit in the data processing equipment.
The circuit diagram of power unit is seen Fig. 4 in the utility model.Its voltage output interface+15V-FREQ ,+9V-FREQ, VCC-GPRS (+5V-3), VCC-FREQ (+5V-2), VCC-CPU (+5V-1) be connected with voltage input interface in signal extracting device, data processing equipment and the GPRS module respectively.
1, realizes the conversion of CATV signal
Cable TV signal is that a plurality of channels broadcast together, watch concrete TV Festival destination data in order to collect the user, by a frequency translation, the later signal of conversion is exported with the channel of a fixed frequency, and user's television set also can only be watched on this fixed channel.
2, the encoding process of image data and wireless transmission
The data of gathering will be passed through encoding process, so that pass through wireless network transmissions reliably.The form of coding is as follows:
| Frame head | User ID | Frame type | Frequency data | Time | The | Postamble | |
| 1 | 6 | 1 | 1 | 2 | 2 | 1 byte |
The FCS check field, length 16bit adopts generator polynomial P (X)=X16+X12+X5+1.
Coding is to adopt fixedly frame length, comprises ID users, frame type, frequency data parameter, Time To Event, FCS check code and frame head postamble etc.
The wireless network transmissions process of data is, after frequency changer detects, frequency code is sent CPU, realized the encoding process of data by CPU after, be transferred to the GPRS module, the GPRS module adopts the tcp/ip communication agreement that the IP bag of data is sent data processing centre by network.
3, use study remote controller
Adopting study remote controller, is to reduce the inconvenience that investigating instrument brings to the user, and the remote controller of TV remote controller and investigating instrument is united two into one.Because the user uses the kind of television set of all kinds, study remote controller will satisfy the requirement of different cultivars TV remote controller basic function, will remove to control television set or investigating instrument respectively according to the particular content of user's remote controller simultaneously.
Claims (3)
1, a kind of TV audience rating user investigation instrument of real-time radio transmission, it is characterized in that: it comprises the signal extracting device (1) that obtains user watched data, signal is handled, record and coded data processing unit (2), utilized telecommunications GSM network to carry out GPRS module (3), remote controller (4) and the power supply (5) of transfer of data, in data processing equipment (2), be provided with the infrared remote receiver and the microprocessor CPU that receive remote controller (4) signal, one end of microprocessor CPU is connected with signal extracting device (1), and the other end is connected with GPRS module (3); Signal extracting device (1), data processing equipment (2) and GPRS module (3) all are connected with power supply (5).
2, the TV audience rating user investigation instrument of real-time radio transmission according to claim 1, it is characterized in that: described signal extracting device is provided with the frequency changer that a plurality of frequency signals of cable TV is converted to a fixed frequency signal in (1).
3, the TV audience rating user investigation instrument of real-time radio transmission according to claim 1, it is characterized in that: described remote controller (4) is the study remote controller that can be used for controlling television set and investigating instrument simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200280324U CN2701192Y (en) | 2004-06-17 | 2004-06-17 | Television audience rating survey instrument with real-time wireless transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200280324U CN2701192Y (en) | 2004-06-17 | 2004-06-17 | Television audience rating survey instrument with real-time wireless transmission |
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| Publication Number | Publication Date |
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| CN2701192Y true CN2701192Y (en) | 2005-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2004200280324U Expired - Fee Related CN2701192Y (en) | 2004-06-17 | 2004-06-17 | Television audience rating survey instrument with real-time wireless transmission |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103347206A (en) * | 2013-07-03 | 2013-10-09 | 上海泓安信息科技有限公司 | Device and method for identifying video content based on video image fixed feature |
| US11087358B2 (en) | 2016-06-24 | 2021-08-10 | The Nielsen Company (Us), Llc | Methods and apparatus for wireless communication with an audience measurement device |
-
2004
- 2004-06-17 CN CNU2004200280324U patent/CN2701192Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103347206A (en) * | 2013-07-03 | 2013-10-09 | 上海泓安信息科技有限公司 | Device and method for identifying video content based on video image fixed feature |
| US11087358B2 (en) | 2016-06-24 | 2021-08-10 | The Nielsen Company (Us), Llc | Methods and apparatus for wireless communication with an audience measurement device |
| US11704695B2 (en) | 2016-06-24 | 2023-07-18 | The Nielsen Company (Us), Llc | Methods and apparatus for wireless communication with an audience measurement device |
| US11798030B1 (en) | 2016-06-24 | 2023-10-24 | The Nielsen Company (Us), Llc | Methods and apparatus for wireless communication with an audience measurement device |
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| CF01 | Termination of patent right due to non-payment of annual fee |