TWM484236U - Packaged wireless charging receiver - Google Patents

Abstract

A packaged wireless charging receiver includes a package, a circuit board, a wireless charging receiver module and a plurality of metal pins. The circuit board is disposed inside the package. The wireless charging receiver module is disposed on the circuit board inside the package. Each of the metal pins has a first end coupled to the wireless charging receiver module inside the package, and a second end exposed to outside of the package. The wireless charging receiver module is coupled to the outside of the package through the metal pins.

Description

Packaged wireless charging receiver

The present invention relates to a wireless charging receiver, and more particularly to a packaged wireless charging receiver in which a circuit board and a wireless charging receiving module are packaged in a package.

As handheld electronic products become more popular, users are looking for ways to more easily charge handheld electronic products. Today, with the increasing popularity of wireless devices, the traditional charging line on handheld electronic products has become the "last line". If it can be cancelled, it will greatly increase the convenience. The wireless charging method has become an increasingly popular option in the charging-related market because of its ease of operation, avoidance of messy wires, restrictions on the size of the charging connector, and the ability to seal the charging port for high humidity and high dust environments. It has been applied to handheld electronic products such as mobile phones, electric toothbrushes and razors. Various players also form strategic alliances (such as Wireless Charging Alliance WPC, etc.) to develop various wireless charging specifications (such as Qi, etc.) to meet market demand. A handheld electronic product with wireless charging function must be equipped with a metal coil capable of receiving electromagnetic waves and a set of wireless charging receiving circuits for converting electromagnetic waves into electric energy, and further transferring the converted electric energy to the inside of the electronic product. The battery is charged. The electromagnetic wave is from a wireless charging transmitter located outside the product. Please refer to FIG. 1 and FIG. 2, which is a block diagram of the components of the wireless charging receiving circuit in the prior art, and FIG. 2 is an external view of the wireless charging receiving circuit 200 in the prior art. As can be seen from Fig. 1, in the prior art, when a manufacturer wants to install a wireless charging receiving circuit in his product, it is necessary to form a plurality of functional blocks required for the wireless charging receiving circuit, for example, a full synchronous rectifier. 101, Low-Dropout linear regulator (LDO) 102, micro control unit (MCU) 103, communication modulation module 104, coil 105, and passive components such as resistors and capacitors (not shown in Figure 1), etc., mounted on a printed circuit board (PCB) as shown in Figure 2, and further walked on the printed circuit board The line connects the above functional blocks to each other. In the wireless charging receiving circuit 200 of Fig. 2, each of the above-described functional blocks is an integrated circuit that has been packaged. Since the wireless charging receiving circuit 200 includes a large number of functional blocks, the layout of the printed circuit board under the wireless charging receiving circuit is complicated, the shape is irregular, and the volume is difficult to be reduced. For the manufacturer who intends to install the wireless charging receiving circuit in the product. It has caused difficulties in integrating the wireless charging receiving circuit inside the product, and the product specifications are limited by the size and weight of the wireless charging receiving circuit, which is more difficult to reduce and lighter. Therefore, a solution is needed in the field to reduce the use. The difficulty of integrating your own system with wireless charging receiver circuits and the opportunity to improve product specifications.

A packaged wireless charging receiver includes a package body, a circuit board, a wireless charging receiving module and a plurality of metal connectors. The board is located inside the package. The wireless charging receiving module is located inside the package and disposed on the circuit board. Each of the plurality of metal connectors includes a first end disposed in the package and coupled to the wireless charging receiving module, and a second end exposed outside the package. The wireless charging receiving module is coupled to the outside of the package through the plurality of metal connectors.

101‧‧‧Full Synchronous Rectifier

102‧‧‧Low-dropout linear regulator

103‧‧‧Microcontroller

104‧‧‧Tonglian modulation module

105‧‧‧ coil

200‧‧‧Wireless charging receiving circuit

300‧‧‧Packaged wireless charging receiver

Blocks 301 to 304‧‧

R11 to R36‧‧‧ resistance

C4 to C25‧‧‧ energy storage rectifier capacitor

Q7 to Q17‧‧‧ functional circuit block

Diode1 to Diode2‧‧‧O crystal

S1‧‧‧first source pin

S2‧‧‧Second source pin

G1‧‧‧ first gate pin

G2‧‧‧second gate pin

D1‧‧‧The first pole position

D2‧‧‧Second pole position

VSS‧‧‧ polar foot

VDD‧‧‧ power pin

SCK‧‧‧ system clock position

VPP‧‧‧ analog power pin

SDA‧‧‧ data pin

GPIO1 to GPIO3‧‧‧General purpose feet

GND‧‧‧ Ground pin

IN‧‧‧DC input pin

OUT‧‧‧DC output pin

FB‧‧‧reference voltage pin

EN‧‧‧Enable feet

VCC‧‧‧ voltage input pin

OUT1 to OUT4‧‧‧ voltage output pin

400‧‧‧Packaged wireless charging receiver

401‧‧‧ grain

402‧‧‧Metal wire

403‧‧‧ circuit board

404‧‧‧Package

405‧‧‧Metal joints

4001‧‧‧resistance

4002‧‧‧ Energy storage rectifier capacitor

500‧‧‧First circuit layer

500a1‧‧‧ first side

5001‧‧‧ plate frame

500a2‧‧‧ second side

601‧‧‧ Conductive metal contacts

700‧‧‧Second circuit layer

709‧‧‧Circular line

700a1‧‧‧ first side

7005‧‧‧through hole

700a2‧‧‧ second side

701‧‧‧ Conductive metal contacts

900‧‧‧magnetic barrier

901‧‧‧Magnetic layer perforated area

1 is a block diagram showing the components of a wireless charging receiving circuit in the prior art.

Fig. 2 is an external view of a prior art wireless charging receiving circuit.

FIG. 3 is a schematic diagram showing the circuit design of the packaged wireless charging receiver of the present embodiment.

Fig. 4 is a schematic cross-sectional view showing the system configuration of the packaged wireless charging receiver of the present embodiment in Fig. 3.

FIG. 5 is a first internal circuit layer of the system configuration of the packaged wireless charging receiver according to the embodiment of the present invention. A schematic view of the first side of the view.

FIG. 6 is a bird's-eye view of the second side of the first circuit layer in the system configuration of the packaged wireless charging receiver in the present embodiment.

FIG. 7 is a bird's-eye view of the first side of the second circuit layer of the system assembly of the packaged wireless charging receiver in the present embodiment.

FIG. 8 is a bird's-eye view of the second side of the second circuit layer of the system assembly of the packaged wireless charging receiver in the present embodiment.

FIG. 9 is a bird's-eye view of the magnetic isolation plate inside the system assembly of the packaged wireless charging receiver in the present embodiment.

FIG. 10 is a completed appearance view of the packaged wireless charging receiver of the present embodiment.

The following is a detailed description of the packaged wireless charging receiver in accordance with the present invention, but the embodiments are not intended to limit the scope of the present invention.

Referring to FIG. 1 with reference to FIG. 3, FIG. 3 is a schematic diagram of a circuit design of the packaged wireless charging receiver 300 of the present embodiment. In the circuit of FIG. 3, blocks 301 to 304 correspond to the full synchronous rectifier 101, the low dropout linear regulator 102, the microcontroller 103, and the communication modulation module 104 of FIG. 1, respectively. As can be seen from Figure 3, the circuit design also includes a plurality of passive components, such as resistors R11 to R36 and energy storage rectifier capacitors C4 to C25, or may include inductors depending on design requirements. In this circuit design, the full synchronous rectifier 101 corresponding to the block 301 is connected to an external metal coil to receive wirelessly transmitted electromagnetic waves through the external metal coil. The electromagnetic wave is a form of energy transmission of electromagnetic induction type wireless power transmission.

Electromagnetic induction is the most common wireless power transmission method, and the current is induced by the coils of the transmitting end and the receiving end to realize the wireless power transmission technology. The basic principle is Faraday's law of electromagnetic induction, and this creation is also based on the principle of electromagnetic induction, first wireless charging The transmitter obtains power from, for example, a socket, and the coil of the wireless charging transmitter thus generates electromagnetic waves of magnetic properties, and the metal coil externally connected by the packaged wireless charging receiver of the present embodiment senses and receives the electromagnetic wave, thereby transmitting the electromagnetic wave to the present. The packaged wireless charging receiver of the embodiment is created to be converted into electricity. In practical applications, the linear distance between the metal coil and the matching wireless charging transmitter should be less than the distance specified by the product specification, for example, within 10 mm.

The function of the full synchronous rectifier 101 corresponding to the block 301 is to rectify the AC alternating current generated by the electromagnetic waves received by the induction metal coil into DC direct current. When the full synchronous rectifier 101 corresponding to the block 301 performs rectification, the microcontroller 103 corresponding to the block 303 of FIG. 3 observes and controls the full synchronous rectifier 101 through the communication modulation module 104 corresponding to the block 304. The full synchronous rectifier 101 is allowed to operate normally. After the full synchronous rectifier 101 converts the AC alternating current into the DC direct current, since the voltage of the DC direct current outputted by the full synchronous rectifier 101 is too high, the low dropout linear regulator 102 corresponding to the block 302 is first input to the high voltage DC. The DC power is regulated and stepped down to a DC current of, for example, 5 volts. The low-voltage DC direct current (for example, 5 volts) outputted after the low-dropout linear regulator 102 is regulated and stepped down can be output to an external load such as a battery to charge the battery. In addition to this, the DC direct current output from the low dropout linear regulator 102 can also be supplied to the microcontroller 103.

Regarding the passive components such as the resistors R11 to R36 and the energy storage rectifying capacitors C4 to C25 in the present embodiment shown in FIG. 3, for example, the following settings can be made: the resistor R11 is 12 k ohms, the resistor R12 is 3.3 k ohms, and the resistor R13 Need to be adjusted by the user, resistor R21 is 16k ohm, resistor R22 is 5.1k ohm, resistor R23 is 3.9k ohm, resistor R26 is 1k ohm, resistor R28 is 51k ohm, resistor R30 is 3.9k ohm, resistor R31 needs to be used Adjust, resistor R32 is 10k ohm, resistor R34 is 10k ohm, resistor R35 needs to be adjusted by the user, and resistor R36 is 10k ohm; energy storage rectifying capacitor C4 is 10uF, energy storage rectifying capacitor C5 is 10uF, energy storage rectifying capacitor C6 is 1.6nF, energy storage rectifier capacitor C7 is 10uF, and energy storage rectifier capacitor C10 is 0.1uF, energy storage rectifier capacitor C12 is 100pF, energy storage rectifier capacitor C13 is 0.1uF, energy storage rectifier capacitor C14 is 0.1uF, energy storage rectifier capacitor C15 is 10uF, energy storage rectifier capacitor C16 is 10uF, energy storage rectifier capacitor C17 10uF, storage energy rectifying capacitor C18 is 10uF, energy storage rectifying capacitor C19 is 22nF, energy storage rectifying capacitor C20 is 22nF, energy storage rectifying capacitor C21 is 47nF, energy storage rectifying capacitor C23 is 33nF, and energy storage rectifying capacitor C24 is 33nF And the energy storage rectifier capacitor C25 is 33nF. The transistor Diode1 and the transistor Diode2 in FIG. 3 are part of the full synchronous rectifier 101 corresponding to the block 301. In addition, the functional circuit blocks Q16 and Q17 in Fig. 3 are full synchronous rectifier control circuits, the functional circuit blocks Q14 and Q15 are low dropout linear regulator control circuits, and the functional circuit block Q7 is micro control. Control circuit. In practice, the functional circuit blocks Q7, Q14, Q15, Q16 and Q17 can be used with commercially available wafers that have not been packaged after wafer dicing and have the functions required by the user. The pin circuits included in the functional circuit blocks Q7 to Q17 in the embodiment of FIG. 3 are further briefly described as follows: the internals of the functional circuit blocks Q16 and Q17 are a transistor structure, and the pin position is the first source. Pin S1, second source pin S2, first gate pin G1, second gate pin G2, first drain pin D1 and second drain pin D2; functional circuit block Q17 The internal system is a microcontroller circuit, and its pin position is the ground pin VSS, the power pin VDD, the system clock pin SCK, the analog power pin VPP, the data pin SDA, and the general purpose pins GPIO1 to GPIO3; The internal circuit of the functional circuit blocks Q14 and Q15 is a low-dropout linear regulator control circuit structure. The pin position is the ground pin GND, the DC input pin IN, the DC output pin OUT, the reference voltage pin FB, The enable pin EN, the voltage input pin VCC, and the voltage output pin OUT1 to OUT4, wherein: the DC output pin OUT provides power to the microcontroller of the functional circuit block Q7, and the voltage output pins OUT1 to OUT4 provide The power is supplied to an external load such as a lithium battery to perform charging.

Please refer to Figure 4. 4 is a schematic cross-sectional view showing the system configuration of the packaged wireless charging receiver 400 in the present embodiment. The embodiment of the present invention uses a System in Package (SiP) package to transfer the above functional blocks, such as a full synchronous rectifier. 101, low dropout linear regulator 102, microcontroller 103, and pass modulation module 104, and passive components such as resistors R11 to R36 and energy storage rectifier capacitors C4 to C25, etc., are packaged into the system by system packaging technology. The package is packaged. Today's system fabrication technology (SiP technology) can cut a plurality of wafers and then not packaged bare die, that is, corresponding to the above functional circuit blocks Q7 to Q17, surface adhesion technology (Surface-mount) Technology; SMT) A substrate or circuit board adhered to the inside of the package such as a flexible printed circuit board or a hard printed circuit board, and then the pads of the bare crystals are connected to each other by a metal wire to construct a system. The system built into the package using SiP technology can be similar to the prior art in that a plurality of pre-packaged integrated circuits and passive components are routed through the printed circuit board on the printed circuit board. A system constructed by connection, wherein the integrated circuit previously packaged on the printed circuit board of the prior art described above corresponds to the bare die in the system package. In Fig. 4, the die 401 is the above-mentioned bare die having an integrated circuit therein; in Fig. 3, the full synchronous rectifier, the low dropout linear regulator, and the microcontroller corresponding to the blocks 301 to 304 are And one or more of the connection modulation modules, which may be integrated into the die 401 in the form of an integrated circuit, wherein the functional blocks may be separately integrated into the die 401, or The other functional blocks are integrated together in the die 401. The metal wire 402 is a connection path for connecting the respective dies 401, corresponding to the traces on the printed circuit board of the prior art. The circuit board 403 is used to carry the die 401 and the metal wire 402. Within the scope of the engineering service license provided by the package factory, passive components such as resistors or capacitors may be laid on the circuit board 403 and then metal wires. The conductive traces of 402 or circuit board 403 itself are connected to die 401. Therefore, the resistor 4001 and the energy storage rectifying capacitor 4002 corresponding to the passive components (such as the resistors R11 to R36 and the energy storage rectifying capacitors C4 to C25) in FIG. 3 can also be integrated into the circuit. On board 403. Circuit board 403 can also be used to provide a ground potential if the specifications of the system configuration scheme provided by the packaging factory permit. The package body 404 is a plastic case as a package body of the system package, and is used for sealing the die 401, the metal wire 402, the circuit board 403 and the passive element such as the resistor 4001 and the energy storage rectifying capacitor 4002. The metal joint 405 is used as a connection path between the inside of the packaged wireless charging receiver 400 and an external system. Each metal joint 405 has two ends, wherein The first end is located inside the package body 404 and disposed on the circuit board 403 , and the second end is exposed outside the package body 404 . Since the die 401, the metal wire 402, the resistor 4001 and the energy storage rectifying capacitor 4002 have been integrated into a wireless charging receiving module, in short, the packaged wireless charging receiver 400 is to receive the circuit board 403 and the wireless charging. The module is sealed by the package 404, and the wireless charging receiving module is disposed in the package 404, and is connected to the outside only through the metal joint 405.

In the embodiment of the present invention, the metal joint 405 may include, for example, a first coil joint, a second coil joint, a power joint, a ground joint, a first JTAG (Joint Test Action Group) joint, a second JTAG joint, and a third The JTAG connector, the fourth JTAG connector and the fifth JTAG connector, wherein the first coil connector and the second coil connector are used to connect to an external coil located outside the package body 404. The power connector and the ground connector are used to connect to a battery to charge the battery (the output current for charging can be, for example, a DC current of 5 volts and a current of 1000 to 1500 mA). The first to fifth JTAG connectors are used to input and read test patterns during a mass production test, to update the firmware of the wireless charging receiving module memory, and to debug the wireless charging receiving module. Transfer data. Please refer to the ground pin VSS, the power pin VDD, the system clock pin SCK, the analog power pin VPP and the data pin SDA of the function circuit block Q7 shown in Figure 3 and Figure 3. In the present embodiment, the first to fifth JTAG connectors may be correspondingly coupled and coupled to the user for performing mass production testing, firmware update, and debugging.

The above description of the number and specifications of the metal joint 405 is merely an example, and the user can also increase or decrease the metal joint 405 according to his needs. For example, according to another embodiment of the present invention, if the user needs to reduce the size of the packaged wireless charging receiver 400 after completion, a part of the passive components such as the resistor 4001 and/or the energy storage may be required. The rectifying capacitor 4002 is not allowed to be integrated on the circuit board 403 inside the package 404, and the passive components (such as the resistor 4001 and/or the energy storage rectifying capacitor 4002) that are not allowed to be placed inside the package 404 can be designed. Cancelled, replaced by encapsulated wireless charging receiver 400, not included in packaged wireless charging reception The external passive component of the device 400 is replaced. The design method is as follows: the user can further set at least one metal connector 405. When the packaged wireless charging receiver 400 is integrated into a system such as a smart phone, the metal connector 405 is connected to the other. An external passive component that is external to the packaged wireless charging receiver 400 and does not belong to the packaged wireless charging receiver 400. The functions of the external passive components may be the same as those originally set in the packaged wireless charging receiver 400 but have been cancelled. Passive components. In this embodiment, since a plurality of passive components that are not absolutely necessary and are selectively not used according to the user's specifications are eliminated, the packaged wireless charging receiver 400 is internally cancelled and allowed to be changed according to the needs of the user. The packaged wireless charging receiver 400 is connected to the external passive component by a separately provided metal connector 405 to obtain the same function as the cancelled internal passive component, so that the volume of the packaged wireless charging receiver 400 itself can be reduced, and the user There is also greater design flexibility with or without the use of certain passive components, and the type and number of metal connectors 405 can also be as shown in the embodiment, which is flexibly planned by the user.

A schematic diagram of a system configuration of a packaged wireless charging receiver 400 as shown in FIG. 4, according to the present embodiment, the circuit board 403 is of a multi-layer structure during actual circuit fabrication. After stratification, the structure is further analyzed by looking up from above or looking up from below. Please refer to Figure 5 for further reference to Figure 5 and Figure 6.

5 is a bird's-eye view of the first surface 500a1 of the internal first circuit layer 500 of the system configuration of the packaged wireless charging receiver 400 in the present embodiment, wherein the first side 500a1 of the first circuit layer 500 is included The plate frame 5001 and the resistor 4001 and/or the energy storage rectifying capacitor 4002 and the die 401 mounted on the first surface 500a1. As can be seen from the above, the inside of the die 401 is implemented by an integrated circuit of one or more of a full synchronous rectifier, a low dropout linear regulator, a microcontroller, and/or a pass modulation module. Rectification and filtering will be performed to output a continuously stable direct current.

6 is a bird's-eye view of the second surface 500a2 of the first internal circuit layer 500 of the system configuration of the packaged wireless charging receiver 400 in the present embodiment, including a conductive metal contact 601. The conductive metal contact 601 can be coupled to the metal connector 405 shown in FIG. 4 via a metal trace to be coupled to the outside of the system package. The conductive metal contact 601 can be used in addition to transmitting and receiving control signals. The power converted from the wirelessly received electromagnetic waves is transmitted to the battery of the electronic product for charging.

Please refer to Figure 7. 7 is a bird's-eye view of the first side 700a1 of the internal second circuit layer 700 of the system configuration of the packaged wireless charging receiver 400 in the present embodiment. The second circuit layer 700 is a two-layer, four-layer or eight-layer multilayer circuit board, and a loop line 709 is formed on the circuit board 700 in a winding manner, and the diameter of the loop line 709 is required to pass sufficient current and cause Lower DC resistance. The loop line 709 of each layer is electrically connected via a via (VIA) 7005 to increase the number of coils of the loop 709.

Please refer to FIG. 8. FIG. 8 is a bird's-eye view of the second surface 700a2 of the internal second circuit layer 700 of the system configuration of the packaged wireless charging receiver 400 in the present embodiment. On the second surface 700a2 of the second circuit layer 700, there are conductive metal contacts 701, and the conductive metal contacts 701 may be square or spherical. According to an embodiment of the present invention, the processing is performed by adding The solder paste is electrically connected to the first circuit layer 500. According to the present embodiment, the second side 700a2 of the second circuit layer 700 shown in FIG. 8 can also be seen in the via 7005 corresponding to FIG.

Please refer to Figure 9 again. FIG. 9 is a bird's-eye view of the magnetic isolation plate 900 inside the system configuration of the packaged wireless charging receiver 400 in the present embodiment. The main function of the magnetic isolation plate 900 is to make the magnetic lines passing through the coil better form a loop, thereby improving the overall efficiency of wireless charging. In the embodiment shown in FIG. 9, the magnetic isolation plate 900 is placed between the first circuit layer 500 and the second circuit layer 700, and the magnetic isolation plate 900 can protect the die 401, the resistor 4001, and/or the energy storage. Rectifier Capacity 4002 is not affected by the interference of magnetic lines of force. According to the magnetic isolation plate 900 shown in FIG. 9, a magnetic isolation plate perforated area 901 is provided for making the space of the system configuration of the packaged wireless charging receiver 400 more spatially placed, for example, the die 401. The electronic component such as the resistor 4001 and/or the energy storage rectifying capacitor 4002 can be used to isolate the magnetic field lines only by the region other than the perforated region 901 of the magnetic plate.

Please refer to the description of FIGS. 3 to 9, referring to FIG. 10, which is a completed appearance view of the packaged wireless charging receiver 400 of the present embodiment. Since the system assembly technique shown in Fig. 4 is employed, and the multi-layer structure shown in Figs. 5 to 9 is employed inside the system configuration, as in the prior art shown in Fig. 2, the shape is irregular and goes. The wireless charging receiving circuit 200, which is relatively complicated in wire and large in area, is replaced by a packaged wireless charging receiver 400 which has been packaged by the system package 404 in the embodiment of the present invention. As shown in the embodiment of FIG. 10, the appearance of the packaged wireless charging receiver 400 is a thin rectangular plastic card having a thickness of only 1 mm, and the internal wireless charging receiving module can pass through a plurality of metal connectors 405. Connect to external systems such as smartphone motherboards. When the user wants to integrate the packaged wireless charging receiver 400 into a system such as a smart phone motherboard, it is no longer required to be laid out and manufactured on the printed circuit board as in the prior art, and only needs to be packaged. The wireless charging receiver 400 is placed in the system, and the components to be charged, such as the terminals of a lithium battery, such as the positive pole and the negative pole, are coupled to the corresponding metal joint 405 according to the instructions of the packaged wireless charging receiver 400, ie The packaged wireless charging receiver 400 can be conveniently integrated into the system and wirelessly charged to the component, such as a lithium battery. The size of the packaged wireless charging receiver 400 of the presently-created embodiment may be, for example, 15 mm x 10 mm, which is expected to be reduced to less than 20% of the original area compared to the area of the prior art wireless charging receiving circuit of approximately 30 mm x 25 mm. Since the area of the packaged wireless charging receiver 400 has been reduced, the shape is a regular rectangle, the outer casing is protected, and the thickness is only 1 mm, the packaged wireless charging receiver 400 in the present embodiment can be solved. In the prior art, in order to integrate the wireless charging receiving circuit into the system, the wireless charging receiving circuit is too large, the circuit is too complicated, and the shape is irregular. The integration problem encountered.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any person having ordinary knowledge in the technical field of the present invention can make various changes and refinements without departing from the spirit and scope of the present invention. Therefore, the scope of protection of this creation is subject to the definition of the scope of the patent application attached.

400‧‧‧Packaged wireless charging receiver

401‧‧‧ grain

402‧‧‧Metal wire

403‧‧‧ circuit board

404‧‧‧Package

405‧‧‧Metal joints

4001‧‧‧resistance

4002‧‧‧ Energy storage rectifier capacitor

Claims (11)

A packaged wireless charging receiver includes: a package; a circuit board located inside the package; and a wireless charging receiving module disposed inside the package and disposed on the circuit board; a plurality of metal connectors, wherein each of the metal connectors includes: a first end disposed in the package and coupled to the wireless charging receiving module, and a second end exposed outside the package; wherein the wireless The charging receiving module can be connected to the outside of the package through the plurality of metal connectors. The packaged wireless charging receiver according to claim 1, wherein the wireless charging receiving module comprises a low-dropout linear regulator (LDO) and a communication modulation module (Communication modulation module). ), a full synchronous rectifier, a micro control unit (MCU), and at least one passive component. The packaged wireless charging receiver of claim 2, wherein the at least one passive component comprises at least one resistor, at least one rectifying storage capacitor, and/or at least one inductor. The packaged wireless charging receiver of claim 2, wherein the low dropout linear regulator, the pass modulation module, the full synchronous rectifier, and/or the microcontroller are integrated in a die ) One of the integrated circuits. The packaged wireless charging receiver of claim 1, wherein the wireless charging receiving module is transparent At least one metal connector of the plurality of metal connectors is coupled to an external coil located outside the package to receive an electromagnetic wave transmitted through the external coil. The packaged wireless charging receiver of claim 1, wherein the plurality of metal connectors comprise a first coil connector, a second coil connector, a power connector, a ground connector, and a first JTAG (Joint Test Action) a connector, a second JTAG connector, a third JTAG connector, and a fourth JTAG connector, wherein: the first coil connector and the second coil connector are coupled to an external coil located outside the package The power connector and the ground connector are connected to a battery to charge the battery; and the first to fourth JTAG connectors are used to: input and read a set of test data during a mass production test (test pattern); updating at least one set of firmware of the wireless charging receiving module memory; and transmitting data when the wireless charging receiving module is debugged. The packaged wireless charging receiver of claim 6, wherein the plurality of metal connectors further comprise at least one external passive component connector for connecting the wireless charging receiving module with at least one external passive device located outside the package body. element. The packaged wireless charging receiver of claim 1, wherein the circuit board is a flexible printed circuit board (soft PCB), a hard printed circuit board (hard PCB), or a substrate. The packaged wireless charging receiver of claim 1, wherein the circuit board comprises: a first circuit layer having: a first surface for mounting at least one die and/or at least one passive component, and surrounding have a second frame having at least one conductive metal contact for coupling to the outside of the packaged wireless charging receiver; and a second circuit layer having: a first surface having at least one ring And a second via having at least one conductive metal contact for coupling to the first circuit layer; and a magnetic isolation layer, Located between the first circuit layer and the second circuit layer for protecting the die and the passive component from magnetic lines of force, wherein the magnetic isolation layer has a magnetic isolation layer perforation region for The passive component is easy to place. The packaged wireless charging receiver of claim 1, wherein the wireless charging receiving module is disposed on the circuit board by a surface-mounting technology (SMT). The packaged wireless charging receiver of claim 1, wherein the package system is a system in package (SiP) package.